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 long does it take to lose muscle? A practical timeline for men who lift

How long does it take to lose muscle? A practical timeline for men who lift

Dr. Bruno Rodriguez, DPT, CSCS avatar
Dr. Bruno Rodriguez, DPT, CSCS: Strength, Recovery, and Physical Therapy Expert
Jan 17, 2026 · 12 min read

Measurable muscle loss can begin within about 2 weeks of stopping strength training, with more obvious drops in muscle size and strength by weeks 3 to 4. The good news is that most men can slow or prevent this with a small, high effort “maintenance dose” of lifting plus adequate protein. “Most guys assume a ...

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 ...

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 ...

Calories in a chicken and rice meal: What it actually is

Calories in a chicken and rice meal: What it actually is

Dr. Susan Carter, MD avatar
Dr. Susan Carter, MD: Endocrinologist & Longevity Expert
Jan 14, 2026 · 12 min read

A chicken-and-rice bowl can be roughly 555 calories when it lands around 45 g protein, 60 g carbs, and 15 g fat (protein and carbs are ~4 calories per gram, fat is ~9), so small amounts of added oil or sweet sauces can swing the total fast. Treat it as a scalable template. Adjust portions ...

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 ...

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