Cardiovascular health

Explore strategies to protect and strengthen your heart, including the impact of testosterone, TRT, and training on cardiovascular function. Learn how to manage blood pressure, cholesterol, and other key markers for long-term heart health and performance.

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 · 15 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 to 10% of body weight in midlife can measurably improve blood sugar, blood pressure, and inflammatory markers. This makes ...

Do runners live longer? The science behind mileage and mortality

Do runners live longer? The science behind mileage and mortality

Dr. Susan Carter, MD avatar
Dr. Susan Carter, MD: Endocrinologist & Longevity Expert
Dec 03, 2025 · 16 min read

In long-term studies, running as little as 5 to 10 minutes a day at an easy pace is linked to roughly a three-year longer lifespan and about a 27% lower risk of all-cause mortality versus not running. The sweet spot for longevity appears to be moderate weekly volume (around 2 to 3 hours), not marathon-level ...

Celsius vs Red Bull caffeine: What the research says

Celsius vs Red Bull caffeine: What the research says

Dr. Susan Carter, MD avatar
Dr. Susan Carter, MD: Endocrinologist & Longevity Expert
Nov 23, 2025 · 15 min read

Celsius has more caffeine than classic Red Bull (about 200 mg per 12 oz vs about 80 mg per 8.4 oz). Celsius is usually sugar-free and lower in calories, while classic Red Bull is lower in caffeine but far higher in sugar in the regular version, so Celsius can be healthier than regular Red Bull ...

Sauna health benefits for men: A safe routine for heart health and recovery

Sauna health benefits for men: A safe routine for heart health and recovery

Dr. Bruno Rodriguez, DPT, CSCS avatar
Dr. Bruno Rodriguez, DPT, CSCS: Strength, Recovery, and Physical Therapy Expert
Oct 21, 2025 · 15 min read

Regular sauna use is associated with meaningful sauna health benefits in men, especially for cardiovascular health and blood pressure, when sessions are frequent enough to raise core temperature and are done safely.[2] The upside is real, but the best data are mostly observational, so the win comes from a repeatable routine, not extreme heat or ...

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