Longevity

Longevity & Aging Well

The science of living longer and healthier — biomarkers, preventive care, and anti-aging research.

Middle-aged man reviewing blood test results with his doctor during an annual physical examination, black and white documentary photograph

longevityMay 8, 202614 min

Preventive Health Care Checklist for Men Over 40

A preventive health care checklist for men over 40: 15 evidence-based screenings and tests backed by USPSTF guidelines and peer-reviewed research.

Man in his early 50s examining supplement bottles on a wooden table in morning light, documentary black and white photograph

longevityMay 2, 202614 min

Anti-Aging Supplements That Actually Work for Men (Evidence-Based)

Most anti-aging supplements are marketing dressed as science. These 7 are backed by human trials with measurable outcomes—here's the evidence and the dosing for men over 40.

Man in his late 40s checking a wrist wearable in early morning light, unretouched black and white documentary photograph

longevityApr 26, 202614 min

How to Improve Heart Rate Variability (HRV) for Men Over 40

Men with SDNN below 70ms face 73% higher cardiac event risk per a 2025 Frontiers Cardiovascular Medicine study. This guide explains what your HRV score means and 8 evidence-based ways to raise it.

Man in his late 40s studying blood test lab results at a desk, black and white documentary photograph

longevityApr 19, 202613 min

Biological Age Tests for Men: How to Check and Improve Your Score

Find out how to check your biological age as a man over 40. Compare blood biomarker tests vs. epigenetic clocks, understand what the results mean, and get evidence-backed ways to lower your score.

Man in his late 40s reviewing blood test results at a doctor's desk, black and white documentary photograph

longevityApr 13, 20269 min

Biological Age Calculator: What Your Blood Work Actually Reveals

Calculate your biological age from 9 routine blood test values using the clinically validated PhenoAge formula. See how your body's aging compares to your chronological age.

Middle-aged man seated in a dim wooden Finnish sauna, sweating, leaning forward, documentary B&W photography

longevityApr 11, 202614 min

Sauna Benefits for Longevity: What the Research Says for Men

Finnish men who sauna 4-7x/week cut cardiovascular death risk by 50%. Here's the full science on sauna benefits for longevity, brain health, and recovery.

Middle-aged man running hard uphill on a forest trail, intense effort visible, documentary B&W photography

longevityApr 2, 202614 min

VO2 Max Training for Men Over 40: How to Improve Your Score

VO2 max predicts lifespan better than cholesterol or blood pressure. Here's how men over 40 can raise their score with science-backed training protocols.

Black and white documentary photograph of a fit middle-aged man stretching outdoors in morning light, photojournalistic style

longevityMar 25, 202618 min

15 Longevity Habits Every Man Over 40 Should Adopt

Discover 15 evidence-based longevity habits for men over 40 that reduce mortality risk and extend healthspan. Actionable steps backed by peer-reviewed research.

Black and white documentary photograph of a man jogging on an empty road at sunrise, photojournalistic style

longevityMar 22, 202616 min

Zone 2 Cardio for Longevity: Why Every Man Over 40 Should Do It

Discover why zone 2 cardio is the most important exercise for longevity after 40. Includes heart rate targets, weekly plans, and the science behind it.