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Does Creatine Cause Hair Loss? A Close Look at the Evidence
A 2025 randomized trial measured hair density and follicle health directly. Here is what it found, what remains uncertain, and when shedding deserves evaluation.
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How Chronic Stress Physically Damages Your Heart Over Time
Chronic stress reaches the heart through repeated blood-pressure elevation, disrupted sleep, metabolic and inflammatory changes, and the daily behaviors that become harder under sustained pressure.
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Cortisone Shot Side Effects: What to Expect and When to Call
Most cortisone shot side effects settle within days. Learn what to expect, which symptoms need a call, and how repeated injections change risk.
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What AI Is Actually Doing in Diagnostic Medicine Right Now
Clinical AI usually performs a narrow task: triaging images, making measurements, analyzing signals, improving image quality, or organizing records. Its value depends on validation, workflow, transparency, and human review.
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Cognitive Reserve: Why Some Brains Cope Better With Aging and Disease
Cognitive reserve describes how people maintain thinking skills despite age-related brain changes. It grows from many lifelong influences and has no single score.
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Personalized Nutrition vs. Population-Level Guidelines: Why One Diet Doesn’t Fit All
Nutrition advice becomes more useful when sound population evidence is adapted to medical needs, culture, budget, schedule, and measured response without overpromising what emerging tests can tell us.
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The Hidden Health Consequences of Chronically Getting 6 Hours Instead of 8
A regular six-hour sleep window can impair attention, mood, glucose control, blood pressure recovery, immune function, and driving safety even when the schedule feels familiar.
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The Testosterone Conversation: What’s Actually Driving the Decline and What to Do About It
Fatigue, low motivation, weight change, and sexual symptoms do not diagnose low testosterone. A useful evaluation combines repeat morning testing with sleep, medication, metabolic health, fertility, and monitoring.
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What Is Functional Medicine — and Is It Worth the Out-of-Pocket Cost?
Functional medicine can provide time, detailed history, and lifestyle support. Its value depends on credentials, testing quality, conflicts of interest, measurable outcomes, and the full cost of the plan.
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The Set Point Theory of Body Weight: Is Your Body Fighting Against You?
Weight regain involves more than motivation. Hunger signals, energy expenditure, sleep, medication, environment, and changes in body size all influence the range the body tends to maintain.
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What Is a Good VO2 Max? Healthy Ranges by Age and Fitness Level
VO2 max reflects cardiorespiratory fitness, but a useful result depends on age, sex, testing method, and personal trend.
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How to Build a Preventive Health Routine in Your 30s, 40s, and 50s
Preventive care changes across adulthood. A practical routine combines timely screening, vaccines, accurate health measurements, family history, and a short list of priorities that can survive a crowded year.