Articles

Essays and clinical notes on labs, prevention, supplements, exercise, hormones, and the health claims worth slowing down for.

Dr. Hillary Lin breaks down why '99% pure' grey market peptide labels don't guarantee safety or legality for consumers

PeptidesJanuary 6, 2026

99% Pure ≠ Safe: What Grey Market Peptide Labels Actually Mean

Grey-market peptides are flooding Silicon Valley, promising tissue repair, weight loss, and longevity—but ‘Research Use Only’ labels and purity certificates don’t guarantee safety. This guide breaks d

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SupplementsNovember 6, 2025

Is Melatonin Harmful to Your Health? Why the "Right Answer" Depends Entirely on Your Situation

Melatonin’s benefits and risks aren’t one-size-fits-all—what helps one person sleep may pose risks for another. The key is understanding your own context before making it a nightly habit.

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Hillary Lin MD explains the nuanced relationship between exogenous hormones in contraception and cancer risk for informed decision-making

Women's HealthSeptember 8, 2025

Exogenous Hormones In Contraception: Understanding The Nuance Of Cancer Risk

Looking beyond headlines at the complex story of hormones and cancer with co-author Dr Paulina Cecula.

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Dr. Hillary Lin argues for replacing the outdated clinical unit with AI rather than simply augmenting physicians for better healthcare outcomes

The Business of LongevityMay 18, 2025

Stop Augmenting Doctors: Why We Need to Replace the Entire Clinical Unit with AI

While healthcare wastes resources trying to augment doctors with marginal AI tools, the future demands autonomous clinical systems.

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Longevity ScienceApril 6, 2025

From Serendipity to Systematic Discovery: How AI Will Transform Longevity Medicine

AI is transforming medical discovery from lucky accidents to systematic exploration. By uncovering hidden benefits in existing treatments, we can accelerate breakthroughs in longevity medicine from de

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Longevity ScienceMarch 18, 2025

The Longevity Revolution: Why Now Is the Time to Reimagine Healthcare

Three powerful forces—aging demographics with unprecedented wealth, AI-powered biotech breakthroughs, and the trillion-dollar wellness market explosion—are creating a perfect storm of opportunity in l

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Dr. Hillary Lin explores the neuroscience and biology underlying mental health resilience and evidence-based strategies for brain optimization

Brain & Mental HealthJanuary 20, 2025

The Biology of Mental Health: Unlocking Your Mind's Hidden Resilience

Explore how mental health is shaped by biological systems throughout your body, not just your brain. Dr. Hillary Lin explains how inflammation, gut health, and cellular energy impact your mood, anxiet

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The Business of LongevityJanuary 6, 2025

The Top 8 Longevity and Concierge Medicine Health Data Management Platforms in 2025

Drowning in health data from wearables, lab tests, and tracking apps? Discover eight cutting-edge platforms helping doctors transform this data overload into meaningful insights for personalized patie

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Longevity ScienceDecember 8, 2024

Bridging the Healthspan-Lifespan Gap: Demystifying the Promise of Longevity Medicine

What if living longer didn’t mean more years of decline, but instead more time filled with vitality and purpose? Longevity medicine aims to close the gap between lifespan and healthspan, ensuring we a

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The Business of LongevityNovember 9, 2024

The Risk of Staying Safe: Why Physicians Must Embrace Change

Patients endure long waits for brief appointments that leave essential questions unanswered—concerns about nutrition, mental health, and innovative treatments like fasting or psychedelics remain unadd

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Hillary Lin MD analyzes JAMA research on hormonal IUDs and breast cancer risk, explaining synthetic progestin implications for women's health

Women's HealthOctober 21, 2024

Do Hormonal IUDs Raise Your Risk of Cancer? Understanding the Latest Research and the Need for Better Hormonal Options

A new JAMA study links hormonal IUDs to a slightly increased risk of breast cancer, sparking widespread concern. But how big is this risk, and what does it mean for you? This article breaks down the s

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Hillary Lin MD's comprehensive perimenopause guide covering hormone therapy, natural remedies, and lifestyle strategies for hormonal health

Women's HealthSeptember 7, 2024

Comprehensive Guide to Managing Perimenopause Symptoms: Natural Remedies, Hormonal Therapies, and Lifestyle Strategies

Explore comprehensive strategies for managing perimenopause symptoms, from natural remedies to medical interventions. This guide offers practical solutions to help you navigate hormonal changes, impro

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HormonesAugust 12, 2024

Is Hormone Therapy the Fountain of Youth or a Ticking Time Bomb? Part 1: Hormone Therapy for Women

Once vilified, hormone therapy for menopausal women is experiencing a renaissance in longevity medicine. This article explores how new research and evolving medical perspectives are reshaping our unde

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Hillary Lin MD's comprehensive guide to hormone testing panels tailored to specific health goals including energy, fertility, and longevity

HormonesAugust 12, 2024

The Essential Guide to Hormone Testing Based on Your Health Goals

Hormone testing can provide crucial insights into fertility, longevity, and overall well-being. This article explores targeted hormone panels for specific health goals, including fertility optimizatio

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Dr. Hillary Lin explains how biotin supplementation causes false lab test results and which blood panels are affected by high-dose biotin

Testing & DiagnosticsAugust 6, 2024

The Hidden Impact of Biotin on Your Lab Tests: What You Need To Know

This article explores the hidden impact of biotin supplements on medical lab tests, revealing how this popular beauty aid can lead to inaccurate results and potential misdiagnosis. Learn why biotin in

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Metabolic HealthAugust 5, 2024

Only 12% are Metabolically Healthy? The Crisis of Health We All Need to Know About

This article discusses the alarming prevalence of poor metabolic health in the United States. It explores the causes of this crisis, offers practical advice for improving metabolic health, and emphasi

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Dr. Hillary Lin reviews nutritional supplements like omega-3s and creatine that support traumatic brain injury recovery and neurological healing

Brain & Mental HealthJuly 31, 2024

Concussions, Traumatic Brain Injury Recovery: New Hope from Nutritional Supplements

Exploring the latest research on nutritional supplements for traumatic brain injury recovery, this article examines promising options like omega-3 fatty acids and creatine monohydrate, while emphasizi

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Dr. Hillary Lin's evidence-based 8-week fitness plan combining HIIT, resistance training, and aerobic exercise for sustainable weight loss

Weight ManagementJuly 29, 2024

A Doctor's 8-Week Evidence-Based Fitness Plan for Sustainable Weight Loss

This comprehensive 8-week fitness plan for sustainable weight loss, created by a physician, combines evidence-based aerobic exercise, HIIT, and resistance training to fit a busy lifestyle. Perfectly p

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Comparison of natural GLP-1 alternatives including berberine, fiber, and dietary strategies by longevity physician Hillary Lin MD

MedicationsJuly 26, 2024

Are there any natural alternatives to GLP-1 agonists?

Discover natural alternatives to GLP-1 agonists for weight management. Learn about diet, exercise, and supplements that may boost GLP-1 levels naturally. Expert insights from Dr. Hillary Lin.

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Hillary Lin MD explains who qualifies for GLP-1 agonist weight loss medications like Ozempic and Wegovy without a diabetes diagnosis

MedicationsJuly 25, 2024

GLP-1 Agonists for Weight Loss: Do You Need Diabetes to Benefit?

Discover how GLP-1 agonists like Wegovy and Zepbound aid in weight loss, even without diabetes. Learn about their effectiveness, FDA approvals, and what research reveals.

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Hillary Lin MD explains how GLP-1 receptor agonists like semaglutide work to regulate appetite, blood sugar, and promote sustainable weight loss

MedicationsJuly 24, 2024

What Are GLP-1 Agonists and How Do They Work?

Explore GLP-1 agonists like Ozempic, Wegovy, and Mounjaro. Learn how these breakthrough drugs for diabetes and weight loss work, their benefits, and side effects.

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The Business of LongevityJuly 16, 2024

Weighing the 3 Types of Cost in Longevity Medicine

Longevity medicine involves significant costs beyond just money, including time and risk, as it requires substantial financial resources, dedication to healthy habits, and navigating uncertainties in

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Longevity ScienceJune 17, 2024

The Rise of the Health Preacher: False Idols and Pseudoscience in Longevity Health

Why confident health advice spreads online, and how to question claims from wellness influencers.

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Longevity ScienceJune 3, 2024

Longevity Medicine - A Novel Paradigm or Refurbished Healthcare?

Longevity medicine combines functional and precision approaches to extend lifespan and healthspan through personalized, preventive care. By integrating complementary therapies, it shifts from reactive

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Longevity ScienceMay 9, 2024

Is the Longevity Revolution Just Wellness 2.0 for Billionaires?

Is the booming longevity industry simply Wellness 2.0 rebranded, or a revolutionary approach to extend healthspan for all? Read and ponder whether the longevity revolution might end as an exclusive bi

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Longevity ScienceApril 29, 2024

Longevity Medicine - Is It The Health Revolution We So Desperately Need?

Explore the rapid evolution from the COVID-19 healthcare crisis to the current boom in longevity medicine. Highlighting the surge in investment and interest in anti-aging therapies, delve into the pro

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Fasting For Health And Longevity Unlocking The Power Of Metabolic Rejuvenation

Metabolic HealthApril 12, 2024

Fasting for health: what it can and cannot do

What human fasting studies show about weight and metabolic health, their limits, and who needs medical advice before changing meal timing.

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Longevity ScienceApril 2, 2024

What is Your Biological Age and Why is it MORE Important Than Your Chronological Age?

Discover why biological age is a crucial metric for assessing overall health, how it differs from chronological age, and methods to measure and manage it. Understand the impact of lifestyle changes on

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Dr. Hillary Lin explains how HIIT and hormesis improve VO2 max to boost cardiovascular fitness and extend healthy lifespan

FitnessApril 1, 2024

Boost Your Health and Lifespan: Part 3 of VO2 Max

Learn how improving your VO2 max can boost your health and lifespan. This article explores the benefits of HIIT, the concept of hormesis, and practical tips for effective endurance training. Discover

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Dr. Hillary Lin compares wearable trackers, treadmill tests, and metabolic masks for accurately measuring VO2 max at home and in clinic

FitnessMarch 25, 2024

Trackers, Treadmills, & Masks: Measuring VO2 Max - Part 2 of the VO2 Max Series

Explore different methods to measure your VO2 max, from lab tests to field tests and fitness trackers. Understand the pros and cons of each method and find the best way to monitor and improve your car

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FitnessMarch 18, 2024

Secret to Longevity? Part 1 of the VO2 Max Series

Understand the secret to longevity by boosting your VO2 max. Learn the science behind VO2 max, its importance for overall health, and how to improve it through targeted exercise.

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Dr. Hillary Lin explains how endocrine disruptors cause hormonal chaos from PCOS to reproductive abnormalities in this investigative series

HormonesMarch 4, 2024

From "Shrinking Penis Syndrome" to PCOS - Endocrine Disruptors Part 1

Explore the impact of endocrine disruptors on health, from conditions like PCOS to the controversial shrinking penis syndrome. Understand their sources and how to mitigate their effects.

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Dr. Hillary Lin answers the most common patient question about when and why to test hormone levels for optimal health and wellbeing

HormonesFebruary 19, 2024

Hey Doc - Can I Check My Hormone Levels?

Find out how and when to check your hormone levels, the benefits of hormone testing, and how it can inform your health strategies.

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Dr. Hillary Lin addresses why hormonal imbalance is often dismissed in medicine and how to advocate for proper hormonal evaluation

HormonesFebruary 5, 2024

Feeling Hormonal - A Touchy Subject in Medicine

Explore the complexities of hormonal health, addressing the stigma and providing insights into managing hormonal imbalances effectively.

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Dr. Hillary Lin's science-backed guide to reducing belly fat through targeted metabolic strategies, diet optimization, and evidence-based exercise

Weight ManagementJanuary 22, 2024

Your Scientific Flat Tummy Guide

Discover a scientific approach to achieving a flat tummy, focusing on diet, exercise, and lifestyle changes for optimal results. AKA Part 2 of our science-based beach bod program.

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Dr. Hillary Lin explains the science of abdominal definition including body fat reduction, core training, and metabolic strategies for a six-pack

Weight ManagementJanuary 15, 2024

How to get a six-pack using science

Learn how to get a six-pack using science-based methods, including effective exercises, nutrition tips, and the role of genetics.

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Dr. Hillary Lin explores how AI-powered deep healthcare can transform clinical workflows and reduce systemic inefficiencies in medicine

The Business of LongevityFebruary 1, 2023

Do We Need Fewer Doctors? Deep Healthcare Could Solve a Sick System

How AI could change medical work, reduce routine tasks, and give doctors more time for patient care.

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