Posts in Sexual health | XY Files – Veedma's evidence-based men's health articles

Semen retention meaning and the science behind the hype

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

Dec 05, 2025 · 12 min read

Many men search for the true semen retention meaning hoping for higher testosterone, sharper focus, and better sex. Here is what the science actually shows about holding your semen, your hormones, and your long‑term health. “Your body is not a battery that ‘charges up’ testosterone by holding semen. Sperm and testosterone are related but separate ...

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, ...

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 ...

Bioidentical hormone replacement therapy for men: science, safety, and real-world results

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

Nov 28, 2025 · 14 min read

“Bioidentical hormone replacement therapy for men” sounds high-tech and natural at the same time, but most modern testosterone therapy is already bioidentical. The real difference lies in who needs it, how it is used, and how closely it is monitored. “For most men, the key question is not ‘Is this testosterone bioidentical?’ but ‘Do I ...

8 signs of healthy sperm every man should know

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

Nov 25, 2025 · 15 min read

You cannot diagnose fertility by eye, but understanding the 8 signs of healthy sperm, a normal sperm color chart, and what changes in your semen mean can help you spot problems early and know when to get tested. “Most men check their biceps more often than they check their semen. But semen is one of ...