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

Best push pull legs routine for muscle gain: How to run a push pull legs split without wrecking your joints

Best push pull legs routine for muscle gain: How to run a push pull legs split without wrecking your joints

Dr. Bruno Rodriguez, DPT, CSCS avatar
Dr. Bruno Rodriguez, DPT, CSCS: Strength, Recovery, and Physical Therapy Expert
Jan 16, 2026 · 14 min read

A push pull legs (PPL) split is one of the best routines for most healthy men because it organizes training around movement patterns, distributes weekly volume efficiently, and builds in recovery so you can progress without living sore. The key is matching the split to your schedule, then using evidence-based volume, intensity, and recovery to ...

Worst foods for erectile dysfunction: The eating habits that quietly wreck erections

Worst foods for erectile dysfunction: The eating habits that quietly wreck erections

Dr. Alexander Grant, MD, PhD avatar
Dr. Alexander Grant, MD, PhD: Urologist & Men's Health Advocate
Jan 15, 2026 · 11 min read

The worst foods for erectile dysfunction are the ones that raise blood pressure, damage blood vessels, spike cholesterol, destabilize blood sugar, or impair nerve signals, especially high sodium processed foods, trans and saturated fat heavy meals, added sugar, and alcohol. If you keep running into “can’t get hard” nights, your plate may be a bigger ...

BRI vs BMI for longevity: Why your waist may matter more than your weight

BRI vs BMI for longevity: Why your waist may matter more than your weight

Dr. Susan Carter, MD avatar
Dr. Susan Carter, MD: Endocrinologist & Longevity Expert
Jan 15, 2026 · 13 min read

BRI likely predicts longevity risk better than BMI for many men because it reflects abdominal fat distribution, not just weight for height. If your BMI is “fine” but your waistline is climbing, BRI can be the reality check that pushes you toward the right labs and the right plan. “For men, the big miss with ...

Healthy carbonated drinks: The science behind the switch for men

Healthy carbonated drinks: The science behind the switch for men

Dr. Susan Carter, MD avatar
Dr. Susan Carter, MD: Endocrinologist & Longevity Expert
Jan 13, 2026 · 10 min read

Switching from sugar-sweetened soda to low- or no-sugar functional carbonated drinks can reduce added-sugar intake and is associated with lower risk of calorie surplus, adiposity, and insulin resistance. Some options also add prebiotic fibers like inulin that may support beneficial gut bacteria such as Bifidobacteria. “Healthy” on the can is not a guarantee. Here is ...

The mitochondrial theory of aging: Why your cells lose power and how to fix it

The mitochondrial theory of aging: Why your cells lose power and how to fix it

Dr. Susan Carter, MD avatar
Dr. Susan Carter, MD: Endocrinologist & Longevity Expert
Jan 13, 2026 · 12 min read

Between ages 30 and 70, mitochondrial function in skeletal muscle can drop by 25 to 30%, lowering ATP production and slowing repair, fat metabolism, and hormone output. Many researchers consider these changes a core driver of aging. The good news is that mitochondria can respond to the right signals, and this guide shows how to ...

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