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

How much deep sleep do you need for recovery and hormone optimization?

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

Dec 21, 2025 · 9 min read

You track your total hours in bed, but if you are missing the critical slow-wave phase, your testosterone, memory, and heart health will suffer. Here is the clinical breakdown of how much deep sleep you actually need. “Many men obsess over getting eight hours of clock time, but sleep architecture is what dictates your physical ...

How long does it take for creatine to work? A timeline men can actually use

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

Dec 20, 2025 · 11 min read

Creatine is not a steroid. It is a performance and muscle-support supplement with a predictable “ramp up” period. Here is what the research says about how long it takes for creatine to work, what you should feel first, and how to dose it like an adult. “Most guys quit creatine too early because they’re looking ...

What is ego lifting? The gym habit that can wreck your joints and your gains

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

Dec 19, 2025 · 12 min read

Ego lifting is when you chase a number on the bar that your body cannot control with solid form. It can feel powerful in the moment, but it often trades long-term strength, muscle, and joint health for a short-term hit of validation. “If the weight forces you to cheat the movement, you’re not training the ...

Longevity trends shifting men’s health from biohacking to proven science

Dr. Susan Carter, MD: Endocrinologist & Longevity Expert

Dec 18, 2025 · 9 min read

For years, life extension was the playground of billionaires and extreme biohackers. Now, the science is maturing into actionable strategies for the everyday man. Here are the evidence-based shifts defining the next era of male healthspan. “We are moving past the phase of ‘throwing everything at the wall’ to see what sticks. The most exciting ...

Low calorie protein shakes: How to keep muscle while cutting fat

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

Dec 17, 2025 · 11 min read

Cutting calories usually means losing size, but the right protein strategy can flip the script. Here is the science behind using low calorie protein shakes to burn fat while protecting hard-earned lean mass. “When you are in a calorie deficit, your body looks for energy anywhere it can find it, including your muscle tissue. A ...