Posts in Testosterone 101 | 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 ...

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 ...

Is your diet sabotaging your hormones? The science of testosterone killing foods

Dr. Susan Carter, MD: Endocrinologist & Longevity Expert

Dec 03, 2025 · 16 min read

Certain everyday staples — from fried takeout to sugary drinks and packaged snacks — act like “testosterone killing foods” by driving inflammation, belly fat, and hormone disruption in men. Here is what the science says, what to watch for, and how to eat to protect your testosterone. “Most men do not lose testosterone overnight. They ...

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 ...