Lithium Powering the Next Generation of Batteries and Sustainable Energy Solutions

Welcome to our in-depth resource dedicated to Lithium, a foundational medication widely recognized for its efficacy in managing certain mental health conditions. For decades, Lithium has played a crucial role in improving the lives of individuals across the United States and globally, offering a pathway to greater stability and well-being. This guide aims to provide a comprehensive overview of Lithium, detailing its uses, mechanisms, important safety considerations, and what to expect when using this vital medication. Our goal is to empower you with thorough, accessible information to better understand this therapeutic option.

Lithium is primarily known as a mood stabilizer, a class of medication essential for treating bipolar disorder. It helps to alleviate the extreme highs of mania and reduce the severity and frequency of depressive episodes, thereby enabling individuals to achieve a more balanced emotional state. This medication is not simply a symptomatic treatment; it is believed to act on fundamental processes within the brain to prevent mood dysregulation. Understanding the nuances of Lithium is key to appreciating its therapeutic benefits and ensuring its safe and effective use, contributing to a more predictable and harmonious daily life.

What is Lithium?

Lithium is a naturally occurring element, a simple salt, which has been utilized in medicine for its profound effects on the brain for over 70 years. While its exact mechanism of action is complex and not fully elucidated, it is believed to influence various critical neurotransmitter systems and intracellular signaling pathways that regulate mood, cognition, and behavior. Specifically, Lithium is thought to modulate the activity of several crucial neurochemicals, including serotonin, dopamine, and norepinephrine, which are heavily implicated in mood regulation. By stabilizing these intricate systems, Lithium helps to prevent the dramatic and often debilitating shifts in mood characteristic of bipolar disorder, leading to a more consistent emotional and psychological state.

Beyond its direct impact on neurotransmitters, the therapeutic effects of Lithium are believed to extend to its ability to protect neurons and promote neuroplasticity – the brain’s capacity to reorganize itself by forming new neural connections. This neuroprotective and neurotrophic property may contribute significantly to its long-term benefits in preventing recurrent mood episodes and potentially mitigating some of the cognitive decline that can be associated with repeated episodes of mood disorders. It is important to clarify that Lithium is not a sedative or a tranquilizer in the conventional sense; its action is more profound, working to restore and maintain the brain’s natural equilibrium rather than merely suppressing symptoms. It gently guides brain chemistry toward a more stable pattern, fostering an environment where emotional extremes are less likely to occur, thus supporting sustained mental well-being and improved functional capacity.

Approved Indications for Lithium

Lithium is approved for several key indications, primarily centered around the comprehensive management of bipolar disorder. Its effectiveness in these areas has been well-established through extensive research, numerous clinical trials, and decades of practical clinical experience, making it a cornerstone therapy for millions.

• Treatment of Acute Manic and Mixed Episodes: Lithium is highly effective in rapidly reducing the severe symptoms associated with acute mania. This includes alleviating debilitating manifestations such as abnormally elevated mood, inflated self-esteem or grandiosity, increased energy levels, racing thoughts, decreased need for sleep, rapid and pressured speech, and impulsive or high-risk behaviors. It is also instrumental in managing mixed episodes, a particularly challenging state where symptoms of both mania and depression occur simultaneously, often leading to extreme distress. Its ability to temper these intense states helps individuals regain control and stability more quickly.
• Maintenance Treatment of Bipolar I Disorder: Perhaps one of its most critical and enduring roles, Lithium is indispensable for the long-term prevention of recurrent manic, hypomanic, and depressive episodes in individuals diagnosed with bipolar I disorder. Continuous maintenance therapy with Lithium significantly reduces the frequency, severity, and duration of future mood swings, thereby minimizing the disruptive impact of the illness on an individual’s life. This preventative aspect allows individuals to maintain a more stable life course, pursue personal and professional goals, and sustain healthy relationships.
• Maintenance Treatment of Bipolar II Disorder: While often predominantly associated with bipolar I disorder, Lithium also demonstrates significant benefits in preventing depressive and hypomanic episodes in individuals diagnosed with bipolar II disorder. By stabilizing mood over extended periods, it helps to mitigate the often-overlooked yet substantial burden of depressive phases and the potential for hypomanic shifts that can disrupt daily functioning and overall quality of life.
• Augmentation in Treatment-Resistant Depression: In certain clinical scenarios, Lithium may be used as an add-on therapy alongside conventional antidepressants for individuals diagnosed with major depressive disorder who have not achieved an adequate therapeutic response to antidepressant monotherapy. This augmentation strategy can significantly enhance the antidepressant effect, leading to improved treatment outcomes for those struggling with persistent and particularly challenging depressive symptoms. It helps to potentiate the effects of other medications, offering a pathway to remission for those who have found standard treatments insufficient.

It is important to understand that Lithium is not a cure for these complex conditions but rather a powerful and indispensable tool for effectively managing symptoms and preventing their recurrence. Through its consistent use as directed, individuals can achieve sustained periods of mood stability, enabling them to lead more productive, fulfilling, and integrated lives within their communities.

Dosage and Administration of Lithium

The precise dosage of Lithium is highly individualized, reflecting the unique physiological and clinical profile of each person. Dosage determination depends on a variety of factors, including the specific condition being treated (e.g., acute mania versus maintenance therapy), the patient’s age, their renal (kidney) function, the presence of co-existing medical conditions, and how their body metabolizes and eliminates the medication. Lithium is available in various oral forms, most commonly as tablets or capsules, which include immediate-release and extended-release formulations, offering flexibility in dosing schedules.

Typically, Lithium therapy is initiated with a lower dose, which is then gradually increased over several days to weeks. This careful titration process continues until a therapeutic blood level is achieved, a level at which the medication exerts its optimal effects while minimizing the risk of adverse reactions. This gradual approach is crucial for allowing the body to adjust to the medication, thereby minimizing the incidence and severity of initial side effects. Regular blood tests are a mandatory and integral part of Lithium therapy to monitor the concentration of Lithium in the bloodstream. This strict monitoring is necessary because Lithium has a relatively narrow therapeutic window; meaning, there is a fine balance between a dose that is effective and one that might lead to undesirable side effects or even toxicity. The primary goal is to maintain blood levels within a specific, safe, and effective range, typically between 0.6 and 1.2 mEq/L for maintenance therapy, although acute manic episodes might necessitate slightly higher levels initially under close supervision.

Lithium is usually taken orally, often divided into two or three doses per day for immediate-release formulations, or once daily for extended-release versions. Maintaining consistency in the timing of doses is of paramount importance to ensure stable and consistent blood levels of the medication throughout the day and night. It should generally be taken with food to help reduce the likelihood of stomach upset, which is a common initial side effect. Adequate hydration is also a critical consideration; maintaining a consistent and sufficient fluid intake is essential for preventing dehydration, which can lead to increased Lithium concentrations in the blood and significantly elevate the risk of toxicity. Similarly, major fluctuations in dietary sodium intake should be avoided, as changes in salt balance can also impact Lithium levels. Adherence to the prescribed regimen and understanding these administrative nuances are key to successful and safe Lithium therapy.

Important Safety Information and Precautions

While Lithium is undeniably a highly effective and life-changing medication for many, its use necessitates careful attention to safety protocols, a thorough understanding of its pharmacology, and adherence to monitoring guidelines. This diligent approach is crucial to maximize its therapeutic benefits while simultaneously minimizing potential risks. Understanding its potential side effects, interactions with other medications, and specific contraindications is vital for anyone using or considering Lithium therapy.

Potential Side Effects:

Like all medications, Lithium can cause side effects. Many of these are typically mild and often temporary, particularly during the initial phase of treatment or when dosage adjustments are being made. Common side effects often experienced include:

• Increased thirst (polydipsia) and frequent urination (polyuria), often a result of Lithium’s effect on the kidneys’ ability to concentrate urine.
• A fine, subtle hand tremor, which can sometimes be more noticeable.
• Mild gastrointestinal discomfort, such as nausea, indigestion, or diarrhea, especially when starting the medication.
• Noticeable weight gain, which can occur over time and may require lifestyle adjustments.
• Feelings of drowsiness, lethargy, or general fatigue.
• Dry mouth.

Less common but potentially more serious side effects can occur, particularly if Lithium blood levels rise above the therapeutic range, indicating a risk of toxicity. These signs may include:

• A more pronounced or coarse tremor than initially experienced.
• Significant muscle weakness or stiffness.
• Dizziness, lightheadedness, or pronounced confusion.
• Slurred speech or difficulty articulating words.
• Ataxia, which is a noticeable loss of coordination, affecting gait and fine motor skills.
• Blurred vision or other visual disturbances.
• Ringing in the ears (tinnitus).
• Severe and persistent nausea, vomiting, or diarrhea, indicating significant gastrointestinal distress.

Individuals experiencing any severe, persistent, or worsening side effects, particularly those indicative of toxicity, should seek prompt medical attention. Early recognition and reporting of these signs are absolutely crucial for safe and effective management and to prevent more serious complications. Never ignore concerning symptoms.

Drug Interactions:

Several medications can interact with Lithium, potentially altering its blood levels and thereby increasing the risk of adverse effects or diminishing its therapeutic effectiveness. It is imperative to maintain an open dialogue about all medications being used. Key interactions include:

• Diuretics (Water Pills): Especially thiazide diuretics, can significantly increase Lithium levels by promoting sodium and water loss, leading to dehydration and reduced renal excretion of Lithium. Other diuretics like loop diuretics may also have an impact.
• Nonsteroidal Anti-Inflammatory Drugs (NSAIDs): Commonly available over-the-counter medications such as ibuprofen (e.g., Advil, Motrin) and naproxen (e.g., Aleve) can increase Lithium levels by affecting kidney function. Aspirin and acetaminophen (Tylenol) are generally considered safer alternatives for pain relief when taking Lithium.
• ACE Inhibitors and Angiotensin Receptor Blockers (ARBs): These medications, commonly prescribed for high blood pressure and heart conditions, can also increase Lithium levels through their effects on kidney function.
• Certain Antidepressants: (e.g., Selective Serotonin Reuptake Inhibitors [SSRIs], Serotonin-Norepinephrine Reuptake Inhibitors [SNRIs]) when combined with Lithium, can rarely increase the risk of serotonin syndrome, a potentially serious condition, although this risk is generally low with appropriate monitoring and careful dosing.
• Calcium Channel Blockers: Some, like verapamil and diltiazem, may potentially influence Lithium levels or exacerbate neurological side effects.
• Methyldopa and Phenytoin: These medications have also been reported to affect Lithium levels or its effects.

It is paramount to inform healthcare providers about all prescription medications, over-the-counter drugs, dietary supplements, and herbal products being used to identify and proactively manage potential interactions, ensuring safety and optimal therapeutic outcomes.

Contraindications:

Lithium is generally contraindicated in individuals with certain pre-existing medical conditions due to a significantly increased risk of severe adverse effects or exacerbation of existing health problems. These conditions typically include:

• Severe renal impairment (advanced kidney disease), as Lithium is almost exclusively eliminated by the kidneys.
• Significant cardiovascular disease, particularly conditions that might be worsened by fluid or electrolyte imbalances.
• Severe dehydration or significant sodium depletion, states that can dramatically increase Lithium concentrations and toxicity risk.
• Conditions that necessitate the use of diuretics which cannot be managed without significantly impacting Lithium levels and fluid balance.
• Known hypersensitivity or allergic reaction to Lithium or any inactive components of the specific formulation being considered.

Special Populations:

Pregnancy and Breastfeeding: The use of Lithium during pregnancy and breastfeeding requires incredibly careful consideration and a thorough assessment of the risks versus benefits. While there is evidence suggesting a potential for an increased risk of certain birth defects, particularly cardiac anomalies like Ebstein’s anomaly, especially during the first trimester, many women with bipolar disorder successfully continue Lithium treatment throughout pregnancy under extremely close medical supervision. The decision to use Lithium during pregnancy is a complex and highly individualized one, weighing the potential risks of medication exposure to the fetus against the often-substantial risks of untreated maternal mental illness, which can include severe mood episodes, hospitalization, and impaired maternal-infant bonding. For breastfeeding, Lithium is known to be excreted into breast milk, and its use during lactation also necessitates a thorough discussion of the potential benefits of breastfeeding versus the possible risks of infant exposure to Lithium. Both situations demand individualized assessment, comprehensive risk-benefit analysis, and meticulous management by a team of healthcare professionals specializing in high-risk pregnancies and psychiatric conditions.

Elderly Patients: Elderly individuals may be more susceptible to Lithium side effects and toxicity, and often require lower doses and more frequent monitoring of Lithium blood levels. This increased sensitivity is largely due to age-related physiological changes, including reduced kidney function, altered body composition (less body water, more fat), and a higher likelihood of polypharmacy (using multiple medications that could interact). Careful titration and ongoing vigilance are essential in this population.

Renal Impairment: As Lithium is almost exclusively eliminated by the kidneys, individuals with any degree of impaired kidney function require significantly adjusted doses, often much lower than standard, and considerably more frequent monitoring of Lithium levels to prevent accumulation and toxicity. The ability of the kidneys to clear Lithium directly impacts its blood concentration.

Overdose Information:

Lithium overdose can be a very serious and potentially life-threatening medical emergency. Symptoms of severe toxicity can range from profound confusion and disorientation, slurred speech, and a coarse, uncontrollable tremor, to more critical signs such as muscle rigidity, hyperreflexia, seizures, profound coma, and acute kidney failure. If an overdose of Lithium is suspected, immediate emergency medical attention is absolutely critical. Do not delay. The treatment for Lithium toxicity typically involves aggressive supportive care, including the correction of fluid and electrolyte imbalances (e.g., severe dehydration or sodium deficiencies), and in severe or life-threatening cases, hemodialysis may be necessary to rapidly remove Lithium from the bloodstream and reduce its toxic effects on the body.

Storage:

Store Lithium medication strictly at room temperature, which is typically between 68-77°F (20-25°C). Ensure it is kept away from excessive moisture and direct heat, as these conditions can degrade the medication. Always keep the medication in its original container and securely out of the reach of children and pets to prevent accidental ingestion.

Characteristics of Lithium Medication

Characteristic	Description
Active Ingredient	Lithium (commonly as Lithium Carbonate or Lithium Citrate salt)
Drug Class	Mood Stabilizer
Primary Indications	Acute Mania, Mixed Episodes, Maintenance Treatment for Bipolar I & II Disorder; Augmentation for Major Depressive Disorder
Forms Available	Oral Tablets (Immediate-Release and Extended-Release), Oral Capsules, Oral Solution
Typical Onset of Action (Full Therapeutic Effect)	Several days to 2-3 weeks for mood stabilization; Maintenance benefits unfold over months.
Elimination Pathway	Almost entirely Renal (excreted by the Kidneys)
Monitoring Requirements	Mandatory regular blood level monitoring (therapeutic range 0.6-1.2 mEq/L); Routine kidney function tests; Thyroid function tests.
Key Dietary Consideration	Maintain consistent and adequate fluid and sodium intake to prevent fluctuations in Lithium levels.

Comparison with Other Mood Stabilizers

While Lithium stands as a unique and often highly effective first-line mood stabilizer, particularly for bipolar disorder, several other medications are also extensively used to treat this and related mood conditions. These alternatives frequently operate through distinct pharmacological mechanisms and present different profiles of efficacy, tolerability, and potential side effects. Understanding these differences can illuminate why one medication might be chosen over another for a particular individual. Here’s a comparative overview with some of the most commonly prescribed mood stabilizers:

Medication (Brand Name Examples)	Primary Mechanism of Action (Brief)	Key Indications for Bipolar Disorder	Common Side Effects	Monitoring Requirements
Lithium	Modulates various neurotransmitter systems (serotonin, dopamine, norepinephrine) and intracellular signaling pathways. Neuroprotective effects.	Acute Mania, Mixed Episodes, Maintenance Treatment for Bipolar I & II, Depression Augmentation. Highly effective for suicide prevention.	Increased thirst and urination, fine hand tremor, mild nausea, weight gain, fatigue.	Regular blood levels (therapeutic range), kidney function, thyroid function.
Valproate (Depakote, Divalproex Sodium)	Primarily increases brain’s inhibitory neurotransmitter GABA activity; also modulates voltage-gated sodium channels.	Acute Mania, Mixed Episodes, Maintenance Treatment for Bipolar I & II, especially effective for rapid cycling.	Gastrointestinal upset (nausea, vomiting), tremor, hair loss, weight gain, sedation.	Blood levels (therapeutic range), liver function tests, platelet counts.
Lamotrigine (Lamictal)	Stabilizes neuronal membranes by blocking voltage-sensitive sodium channels and inhibits the release of excitatory neurotransmitters like glutamate.	Maintenance Treatment for Bipolar I & II (particularly effective for preventing bipolar depressive episodes). Less effective for acute mania.	Skin rash (including rare but serious Stevens-Johnson Syndrome), dizziness, blurred vision, nausea, headache.	No routine blood levels required, but careful monitoring for rash is critical.
Carbamazepine (Tegretol)	Blocks voltage-sensitive sodium channels, thereby stabilizing hyperexcited neural membranes and reducing the release of excitatory neurotransmitters.	Acute Mania, Mixed Episodes, Maintenance Treatment for Bipolar I & II, often used for rapid cycling or when other agents are not tolerated.	Drowsiness, dizziness, nausea, blurred or double vision, skin rash, ataxia (impaired coordination).	Blood levels (therapeutic range), liver function tests, complete blood count (CBC) to monitor for blood dyscrasias.
Quetiapine (Seroquel)	An Atypical Antipsychotic. Primarily acts as an antagonist at D2 (dopamine) and 5-HT2A (serotonin) receptors. Also affects histamine and adrenergic receptors.	Acute Mania, Bipolar Depression, Maintenance Treatment for Bipolar I & II. Useful for co-occurring anxiety or insomnia.	Significant sedation, weight gain, orthostatic hypotension (dizziness on standing), dry mouth, metabolic changes (e.g., increased blood sugar, cholesterol).	Routine metabolic monitoring (blood glucose, lipid profiles), weight measurement.

Each of these medications presents a unique profile of efficacy, potential side effects, and specific monitoring requirements. The selection of an appropriate medication for an individual is a highly complex decision, influenced by a multitude of factors. These include the specific symptoms being experienced, the patient’s past treatment responses and tolerability, the presence of any co-occurring medical conditions, potential drug-drug interactions, and individual preferences. While Lithium steadfastly remains a first-line treatment for many, particularly for its robust effects in preventing manic episodes and reducing suicide risk, the other options provide valuable alternatives or adjunctive therapies, allowing for tailored and optimized treatment strategies based on the nuanced clinical picture of each patient in the United States and beyond.

Frequently Asked Questions About Lithium

Here are some commonly asked questions about Lithium to provide further clarity and essential information for individuals who are considering or currently using this important medication:

1. How long does it typically take for Lithium to start working and show its full therapeutic effects?

   While some subtle improvements in mood and symptom reduction may be noticed within a few days, the full therapeutic benefits of Lithium for stabilizing mood, particularly in acute manic or mixed episodes, generally become apparent within 1 to 3 weeks of initiating treatment and reaching a therapeutic blood level. For its crucial role in maintenance treatment to prevent future mood episodes, consistent use over several weeks to months is necessary to achieve optimal long-term stability. It is therefore paramount to continue taking the medication exactly as directed, even if immediate and dramatic changes are not felt, as its effects accumulate over time.

2. What are the most common side effects associated with Lithium use?

   The most commonly reported side effects include increased thirst (polydipsia) and frequent urination (polyuria), a fine, often subtle, hand tremor, mild gastrointestinal upset such as nausea or stomach discomfort, and sometimes a noticeable weight gain. These side effects are often mild, can frequently diminish over time as the body adjusts to the medication, and can sometimes be managed by maintaining consistent hydration, adjusting the dosing schedule, or using extended-release formulations.

3. Is it safe to stop taking Lithium suddenly or abruptly?

   Stopping Lithium suddenly is generally not recommended and can be quite risky. Abrupt discontinuation can significantly increase the risk of a rapid and severe relapse into a manic or depressive episode, which can often be more intense and destabilizing than previous episodes. If there is a need or desire to discontinue Lithium, it should ideally be done gradually over several weeks, under careful observation, to minimize the risk of withdrawal symptoms and severe mood destabilization. Always discuss any thoughts of discontinuing medication.

4. Are there any specific dietary restrictions or recommendations I should follow while taking Lithium?

   While there are no strict dietary restrictions that prohibit specific foods, maintaining consistent fluid and sodium intake is critically important. Significant and abrupt changes in salt intake (e.g., suddenly adopting a very low-sodium diet or excessively consuming high-sodium foods) and fluctuations in fluid intake (e.g., severe dehydration due to illness, strenuous exercise, or excessive sweating) can significantly affect Lithium blood levels, potentially leading to toxicity or reduced efficacy. It is generally advisable to consume a regular, balanced diet and ensure plenty of fluids are consumed consistently throughout the day to help stabilize Lithium levels.

5. What steps should I take if I accidentally miss a dose of Lithium?

   If you realize you have missed a dose, take it as soon as you remember, unless it is almost time for your next scheduled dose. In that specific scenario, it is best to skip the missed dose entirely and simply resume your regular dosing schedule. It is crucial not to take a double dose or an extra dose to compensate for a missed one, as this practice can significantly increase the risk of experiencing adverse side effects and potential Lithium toxicity.

6. Is Lithium considered an addictive substance, or can I become dependent on it?

   No, Lithium is not considered an addictive substance. It does not produce a euphoric “high” or lead to the characteristic drug-seeking behaviors associated with addictive drugs. While stopping it suddenly can lead to a return or worsening of the original symptoms of bipolar disorder, this is due to the underlying condition no longer being effectively managed by the medication, not a sign of physical addiction or chemical dependence in the way that opioids or benzodiazepines cause addiction.

7. How does Lithium differ in its action compared to standard antidepressants?

   Lithium is primarily classified as a mood stabilizer, meaning its core function is to prevent both the extreme highs of mania and the debilitating lows of depression in individuals with bipolar disorder, thus promoting overall emotional balance. Antidepressants, on the other hand, are typically used to treat depressive episodes and major depressive disorder by primarily targeting the depressive symptoms. While Lithium can augment the effects of antidepressants for treatment-resistant depression and possesses its own antidepressant properties in bipolar depression, its fundamental and broader function is comprehensive mood stabilization rather than solely targeting depression.

8. Why are regular blood tests so necessary and important when I am taking Lithium?

   Regular blood tests are absolutely essential and a mandatory component of Lithium therapy because it possesses a narrow therapeutic window. This means there is a relatively small difference between a dose that is effective and a dose that can become toxic. Blood tests ensure that Lithium levels remain consistently within the optimal therapeutic range, which helps to maximize its efficacy in stabilizing mood while simultaneously minimizing the risk of adverse side effects and potentially dangerous toxicity. These tests also serve the vital purpose of monitoring kidney and thyroid function, as Lithium can affect these organs over time, requiring proactive management to maintain overall health.

Customer Testimonials

We understand that navigating the complexities of mental health conditions and choosing the right medication is a deeply personal and often challenging journey. Hearing about the positive experiences of others can sometimes provide valuable perspective and reassurance. Here are a couple of fictional yet resonant positive testimonials from individuals who have found significant benefit from using Lithium:

“For years, my life felt like an uncontrollable rollercoaster ride that I couldn’t get off. The extreme highs of mania were utterly exhausting and led to reckless decisions, while the inevitable crashes into deep, debilitating depression left me unable to function. Lithium has truly been a monumental game-changer for me. It took a little patience and careful monitoring to find the absolutely perfect dose, but once we did, it was as if a heavy, dark cloud that had hovered over my life for so long finally lifted. My moods are now so much more stable and predictable. I can actively focus on nurturing my family relationships, excelling in my work, and pursuing my passions without the constant, gnawing fear of what disruptive mood swing might be lurking just around the corner. Lithium has literally given me back a profound sense of control and a deep-seated peace that I honestly hadn’t known in years. I feel like myself again, but a significantly more balanced, grounded, and resilient version.” – Emily R., Arizona

“I’ll admit, I was quite hesitant at first to even consider starting a medication like Lithium, primarily due to widespread concerns about side effects and the need for rigorous monitoring. However, after much consideration, I decided to proceed, and I can unequivocally say that the profound benefits I have experienced have far outweighed any initial concerns I may have harbored. Before integrating Lithium into my treatment plan, my life was often chaotic, governed by unpredictable impulses, and productivity was fleeting, only appearing briefly between severe episodes. Now, I experience a consistent daily routine, a renewed sense of purpose, and my relationships with loved ones are significantly stronger and more meaningful because I am more present, engaged, and less prone to dramatic and disruptive emotional shifts. The regular blood tests, while a necessity, are truly a very small price to pay for the incredible stability, clarity of mind, and peace it consistently provides. Lithium has truly empowered me to effectively manage my bipolar disorder and ultimately live a much fuller, richer, and more integrated life. It has unequivocally become a foundational cornerstone of my ongoing mental well-being.” – David S., New York