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All the latest articles from our medical experts on testosterone, men's health, and longevity.

How to make the most of comprehensive biomarker testing for long-term health

How to make the most of comprehensive biomarker testing for long-term health

Dr. Susan Carter, MD avatar
Dr. Susan Carter, MD: Endocrinologist & Longevity Expert
Dec 02, 2025 · 12 min read

To make the most of comprehensive biomarker testing, interpret the 100+ lab results as a multi‑marker pattern (for example, LDL cholesterol, triglycerides, C‑reactive protein, and blood pressure together) to better predict your 10‑year cardiometabolic risk than any single “high” or “low” number. Here’s how to translate that pattern into concrete choices about food, movement, sleep, ...

Low cost longevity tips that actually work, according to research

Low cost longevity tips that actually work, according to research

Dr. Susan Carter, MD avatar
Dr. Susan Carter, MD: Endocrinologist & Longevity Expert
Dec 02, 2025 · 13 min read

Research shows that a small set of low-cost habits—regular movement (about 7,000–8,000 steps per day), not smoking, a mostly whole-food diet, maintaining a healthy weight, and keeping alcohol low to moderate—are linked to roughly 10–14 more years of life and a lower risk of “all-cause mortality.” These “boring,” repeatable basics outperform most gadgets and supplements, ...

Hot flush in males: Why it happens and how to stop the heat

Hot flush in males: Why it happens and how to stop the heat

Dr. Alexander Grant, MD, PhD avatar
Dr. Alexander Grant, MD, PhD: Urologist & Men's Health Advocate
Dec 01, 2025 · 13 min read

Most male hot flushes are triggered by a drop in testosterone that narrows the hypothalamus’ thermoneutral “comfort zone,” causing sudden heat-dumping responses like flushing and sweating (rates reach 70%–80% on androgen-deprivation therapy). Here’s how to tell whether low testosterone, medications, or another hormone problem is driving yours—and which treatments actually work. “When a man tells ...

AI in healthcare: How the new medical revolution changes your next doctor visit

AI in healthcare: How the new medical revolution changes your next doctor visit

Dr. Alexander Grant, MD, PhD avatar
Dr. Alexander Grant, MD, PhD: Urologist & Men's Health Advocate
Dec 01, 2025 · 10 min read

AI is already changing routine care by augmenting—not replacing—clinicians: in a 2025 American Medical Association survey, about two-thirds of physicians reported using AI tools (a 78% jump in one year) to analyze imaging and automate tasks like documentation. That means your next visit may include algorithms spotting patterns humans can miss and giving your doctor ...

How quickly does B12 shot work for energy and cognitive focus?

How quickly does B12 shot work for energy and cognitive focus?

Dr. Susan Carter, MD avatar
Dr. Susan Carter, MD: Endocrinologist & Longevity Expert
Dec 01, 2025 · 13 min read

Vitamin B12 shots can quickly correct low B12 in people who cannot absorb pills, but the benefits, timing, and safe injection technique depend on your health, your dose, and exactly where and how the shot is given. “For the right patient, a B12 injection is like fixing a blocked fuel line. If you’ve been running ...

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