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All the latest articles from our medical experts on testosterone, men's health, and longevity.

Why do i get so hot when i sleep: The science of night sweats and overheating

Why do i get so hot when i sleep: The science of night sweats and overheating

Dr. Jonathan Pierce, PhD avatar
Dr. Jonathan Pierce, PhD: Clinical Psychologist & Neuroscience Specialist
Dec 05, 2025 · 14 min read

If you keep Googling “why do i get so hot when i sleep” even though your bedroom feels cool, you are not imagining it. Your brain, hormones, muscles, and bedroom setup all play a role — and most of them are fixable. “When men ask me ‘why do i get hot when i sleep?’ I ...

Does stress cause low testosterone in men? What science really shows

Does stress cause low testosterone in men? What science really shows

Dr. Alexander Grant, MD, PhD avatar
Dr. Alexander Grant, MD, PhD: Urologist & Men's Health Advocate
Dec 05, 2025 · 13 min read

Chronic stress can quietly push testosterone down and make it harder for your body to recover, focus, and stay lean. Here is how stress and testosterone interact, what symptoms to watch for, and what actually helps break the cycle. “Stress and testosterone talk to each other all day long. Short bursts of stress are usually ...

Semen retention meaning and the science behind the hype

Semen retention meaning and the science behind the hype

Dr. Alexander Grant, MD, PhD avatar
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

Does testosterone cause hair loss? Separating hormonal fact from fiction

Dr. Alexander Grant, MD, PhD avatar
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 ...

Lifting in Converse: The biomechanics, benefits, and risks of flat sole training

Lifting in Converse: The biomechanics, benefits, and risks of flat sole training

Dr. Bruno Rodriguez, DPT, CSCS avatar
Dr. Bruno Rodriguez, DPT, CSCS: Strength, Recovery, and Physical Therapy Expert
Dec 04, 2025 · 10 min read

For decades, the humble Chuck Taylor has been the unofficial footwear of powerlifting. But while flat shoes offer superior stability for deadlifts, biomechanical evidence suggests they may not be the universal fix for every lifter’s squat technique. “A lifting shoe is a tool, not just a style choice. Converse offers a zero-drop platform that increases ...

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