Lifestyle & longevity

Design daily habits that support hormonal balance and long-term vitality. Master sleep and circadian timing, eat for metabolic stability, and use micronutrients with purpose. Make informed choices about alcohol, nicotine, sauna, and cold exposure. We translate longevity research into clear, practical playbooks you can apply today.

Creatine weight gain: What’s normal, what’s not, and how to stay in control

Creatine weight gain: What’s normal, what’s not, and how to stay in control

Dr. Bruno Rodriguez, DPT, CSCS avatar
Dr. Bruno Rodriguez, DPT, CSCS: Strength, Recovery, and Physical Therapy Expert
Dec 11, 2025 · 10 min read

Creatine commonly increases scale weight by about 2 to 4.5 lb in the first week, mostly from osmotic water being pulled into muscle as creatine stores rise (especially with a loading phase). Learn how to tell normal water shifts from true fat gain and how to track performance and body composition so weigh-ins don’t catch ...

How to lower hematocrit on trt safely and effectively

How to lower hematocrit on trt safely and effectively

Dr. Alexander Grant, MD, PhD avatar
Dr. Alexander Grant, MD, PhD: Urologist & Men's Health Advocate
Dec 11, 2025 · 10 min read

The safest way to lower hematocrit on TRT is to reduce testosterone peaks—by lowering the dose and/or switching from infrequent injections to more frequent micro-dosing or a steadier transdermal method—because testosterone increases red blood cell production through kidney-driven erythropoietin (EPO) signaling. Since elevated hematocrit affects roughly 5% to 66% of men on therapy, the goal ...

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

Dr. Susan Carter, MD avatar
Dr. Susan Carter, MD: Endocrinologist & Longevity Expert
Dec 10, 2025 · 14 min read

In men, excess visceral (deep belly) fat speeds up aging by acting as an inflammatory endocrine organ that releases cytokines such as TNF-α and IL-6, driving chronic inflammation, insulin resistance, and faster atherosclerosis. Losing just 5–10% of body weight in midlife can measurably improve blood sugar, blood pressure, and inflammatory markers—making fat loss one of ...

Finding the best men’s groin deodorant: Science, safety, and what actually works

Finding the best men’s groin deodorant: Science, safety, and what actually works

Dr. Alexander Grant, MD, PhD avatar
Dr. Alexander Grant, MD, PhD: Urologist & Men's Health Advocate
Dec 10, 2025 · 14 min read

The best men’s groin deodorant is a low-fragrance, genital-safe formula that reduces odor by suppressing bacteria like Corynebacterium and Staphylococcus (which break apocrine sweat into volatile fatty acids and sulfur compounds), controls moisture, and protects the skin barrier rather than stripping it. Here’s how to choose one you can use daily without turning “freshness” into ...

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

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

Dr. Bruno Rodriguez, DPT, CSCS avatar
Dr. Bruno Rodriguez, DPT, CSCS: Strength, Recovery, and Physical Therapy Expert
Dec 10, 2025 · 11 min read

The healthiest cut of steak for building muscle while managing weight is eye of round, because it’s one of the leanest options and keeps calories low by minimizing fat (9 calories per gram) while prioritizing protein (4 calories per gram). Here’s how to rank the leanest cuts so you still get leucine-driven muscle protein synthesis ...

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