Posts in Fitness & physical performance

Train with your hormones, not against them. We cover strength, hypertrophy, VO2 max, recovery, and injury prevention through an endocrine lens. Discover how training, nutrition, and daily activity can impact testosterone levels and support natural balance. Use estradiol balance for joint health, plan sleep taper cycles before competitions, and turn smart physiology into new PRs.

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

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

Susan Carter, MD: Endocrinologist & Longevity expert avatar
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

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

Bruno Rodriguez, DPT, CSCS: Strength, recovery, and physical therapy expert avatar
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

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

Jonathan Pierce, PhD: Clinical psychologist & Neuroscience specialist avatar
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 ...

The metabolic truth: How many calories does masturbation actually burn?

The metabolic truth: How many calories does masturbation actually burn?

Susan Carter, MD: Endocrinologist & Longevity expert avatar
Susan Carter, MD: Endocrinologist & Longevity expert
Dec 07, 2025 · 13 min read

Masturbation does burn calories, but not nearly enough to count as a workout. Here is what the research says, how many calories jerking off actually burns, and how to fold it into a smart, male-focused weight plan. “Masturbation is normal, healthy sexual behavior for most men. It burns a few calories and can ease stress, ...

Henry Cavill weight training: The physiology behind the Man of Steel’s physique

Henry Cavill weight training: The physiology behind the Man of Steel’s physique

Bruno Rodriguez, DPT, CSCS: Strength, recovery, and physical therapy expert avatar
Bruno Rodriguez, DPT, CSCS: Strength, recovery, and physical therapy expert
Dec 07, 2025 · 10 min read

Building a superhero body requires more than just showing up to the gym. From metabolic demands to neuromuscular adaptation, here is the clinical science behind the training and recovery habits that power Henry Cavill’s transformation. “When we look at a physique like Cavill’s, we often fixate on the heavy lifting. But the real magic happens ...

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