Posts by Dr. Alexander Grant, MD, PhD: Urologist & Men's Health Advocate | XY Files – Veedma's evidence-based men's health articles

Does testosterone cause hair loss? Separating hormonal fact from fiction

Dr. Alexander Grant, MD, PhD: Urologist & Men's Health Advocate

Dec 04, 2025 · 10 min read

The correlation between a receding hairline and high testosterone is one of the most persistent beliefs in men’s health. While hormones play a critical role, the biological reality involves enzymes, genetics, and receptor sensitivity rather than just your total testosterone levels. “I see many men who are terrified that treating their low testosterone will cost ...

TRT before and after: What the clinical data actually promises for your body

Dr. Alexander Grant, MD, PhD: Urologist & Men's Health Advocate

Dec 04, 2025 · 13 min read

Dramatic “before and after TRT” photos are everywhere online. The real question is what changes testosterone therapy can safely deliver for men in the gym, the bedroom, and everyday life—and what it cannot. “The most powerful ‘before and after TRT’ story is not a six-pack picture. It is a tired, frustrated man who can finally ...

Dry skin on penis or eczema on the pennis? Causes, symptoms, and fixes

Dr. Alexander Grant, MD, PhD: Urologist & Men's Health Advocate

Dec 02, 2025 · 14 min read

Dry, flaky, or itchy skin on your penis is uncomfortable and can be worrying. Here is how to tell if it is simple irritation, eczema on the pennis, or something that needs a doctor’s visit, and what actually helps it heal. “Most dry skin on the penis turns out to be irritation, not an STI, ...

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

Dr. Alexander Grant, MD, PhD: Urologist & Men's Health Advocate

Dec 01, 2025 · 13 min read

A hot flush in males is not “just stress” or a mystery problem. It is usually a sign that testosterone and your brain’s temperature controls are out of sync. Here is how to tell what is driving it and which treatments actually help. “When a man tells me he is suddenly burning up, sweating through ...

Why no morning wood happens and what it reveals about your vascular health

Dr. Alexander Grant, MD, PhD: Urologist & Men's Health Advocate

Dec 01, 2025 · 14 min read

Morning wood can be a useful window into your testosterone, blood vessels, nerves, and sleep. Here is what it actually means when you wake up hard – or stop noticing it. “Morning erections are one of the simplest, real‑world checks of a man’s sexual health. They reflect testosterone, blood flow, nerves, and sleep quality all ...