Posts in Fitness & physical performance | XY Files – Veedma's evidence-based men's health articles

Does masturbating lower testosterone? The science behind the myths

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

Dec 12, 2025 · 9 min read

For years, gym lore and online forums have claimed that ejaculation kills your gains. Here is what clinical research actually says about self-pleasure, hormone baselines, and your long-term health. “The body is not a battery that runs out of charge when you use it. Ejaculation does not drain your testosterone reserves. While there are momentary ...

Creatine weight gain: what’s normal, what’s not, and how to stay in control

Dr. Bruno Rodriguez, DPT, CSCS: Strength, Recovery, and Physical Therapy Expert

Dec 11, 2025 · 10 min read

Creatine can move the scale, especially early on. Here’s what the best studies show about creatine weight gain in men, why it happens, what it means for performance and body composition, and how to use creatine without getting blindsided by your weigh-ins. “Most guys panic when the scale jumps after starting creatine. In most cases, ...

How body fat speeds up aging in men: the science of metabolism and longevity

Dr. Susan Carter, MD: Endocrinologist & Longevity Expert

Dec 10, 2025 · 14 min read

Extra belly fat in men is not just stored energy. It is a hormone factory and immune organ that can speed up aging, damage metabolism, and cut into your healthy years. The good news: targeted fat loss is one of the most proven tools we have for longevity. “For men, losing excess visceral fat is ...

Ranking the healthiest cut of steak for building muscle and managing weight

Dr. Bruno Rodriguez, DPT, CSCS: Strength, Recovery, and Physical Therapy Expert

Dec 10, 2025 · 11 min read

Red meat has a controversial reputation, but the right cut provides essential amino acids and micronutrients without the caloric surplus. Here is a breakdown of the leanest cuts of beef and how to fit them into a performance nutrition plan. “Steak is often demonized in diet culture, but for men focused on strength and recovery, ...

Glycine for sleep and performance: The amino acid you might be missing

Dr. Jonathan Pierce, PhD: Clinical Psychologist & Neuroscience Specialist

Dec 09, 2025 · 10 min read

It is not just for building muscle. This simple amino acid cools the body, calms the mind, and might be the missing link in your deep sleep architecture. “We often look for complex pharmaceutical solutions for sleep, but sometimes the answer is basic biology. Glycine helps the body lower its core temperature—a non-negotiable physiological trigger ...