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.

Bulking vs cutting for men: How to pick the right bulk vs cut plan and keep it healthy

Bulking vs cutting for men: How to pick the right bulk vs cut plan and keep it healthy

Dr. Bruno Rodriguez, DPT, CSCS avatar
Dr. Bruno Rodriguez, DPT, CSCS: Strength, Recovery, and Physical Therapy Expert
Jan 26, 2026 · 12 min read

Bulking and cutting are two nutrition and training phases that help men gain muscle in a small calorie surplus or lose fat in a small calorie deficit while lifting to protect lean mass. The key is control, because the fastest bulk vs cut approach often backfires with extra fat gain, muscle loss, or a drop ...

What is the best supplement for inflammation? The 8 options with the strongest evidence

What is the best supplement for inflammation? The 8 options with the strongest evidence

Dr. Susan Carter, MD avatar
Dr. Susan Carter, MD: Endocrinologist & Longevity Expert
Jan 21, 2026 · 13 min read

There is no single best supplement for inflammation for every man, but a small group has the strongest human evidence for lowering inflammatory signals or improving inflammation driven symptoms. This guide breaks down the best supplements for inflammation, what they do in the body, and how to choose based on your goals and lab results. ...

Athlete biomarker testing for longevity: The lab numbers that keep men performing longer

Athlete biomarker testing for longevity: The lab numbers that keep men performing longer

Dr. Susan Carter, MD avatar
Dr. Susan Carter, MD: Endocrinologist & Longevity Expert
Jan 19, 2026 · 12 min read

For longevity-focused men who train, repeating key labs, especially HbA1c (a three month average of blood sugar) and ApoB (the number of atherogenic particles that can enter artery walls), can reveal early metabolic drift and cardiovascular risk before performance drops or disease shows up. Pair those with iron, inflammation, and hormone and recovery markers to ...

What muscles does cycling work? A physiologist’s guide to building power

What muscles does cycling work? A physiologist’s guide to building power

Dr. Bruno Rodriguez, DPT, CSCS avatar
Dr. Bruno Rodriguez, DPT, CSCS: Strength, Recovery, and Physical Therapy Expert
Jan 18, 2026 · 12 min read

Cycling primarily works the quadriceps, gluteus maximus, hamstrings, and calves, while the core and hip and lower back stabilizers brace the pelvis to transfer force through a cyclical pedal stroke where the foot stays in contact with the pedal. If you only push down on the pedals, you can leave meaningful power untapped and increase ...

Weights or cardio first? How to sequence your workouts for muscle, endurance, and fat loss

Weights or cardio first? How to sequence your workouts for muscle, endurance, and fat loss

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

For most men training for strength, muscle, fat loss, or general fitness, do weights before cardio, and do cardio first only when endurance is your top goal. The reason is simple: whichever workout you do first usually gets your best energy, your best form, and your best results. “If you can only train once, put ...

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