Blog
How to lower biological age: 8 science-based strategies to rejuvenate
Discover how to lower biological age with science-based strategies. AHA research: 8 habits = 6 years younger. Practical guide to rejuvenation.
Sarcopenia: What it is, symptoms, and 7 strategies to prevent muscle loss
Discover what sarcopenia is, the symptoms of muscle mass loss, and science-backed strategies to prevent it. Complete guide with exercises and nutrition.
Blood oxygen on Apple Watch: Is it really useful for sleep apnea?
Apple Watch sleep apnea alerts use the accelerometer, not SpO2. Learn what blood oxygen can and cannot show at night, and which sleep metrics matter.
How biological age is calculated in SuperAge | complete guide
See how SuperAge calculates wearable-derived Fitness Age and separate PhenoAge and KDM estimates from blood tests, with current weights and limitations.
Body energy: How to monitor your energy reserves on iPhone and Apple Watch
Discover how SuperAge's Body Energy monitors your body's battery on iPhone and Apple Watch. Learn to interpret energy levels and optimize recovery and performance.
Why climbing is the most complete workout (and anti-aging)
Discover how climbing combines grip strength, cardio, mobility, and mental focus for healthy aging, plus how to start safely and track progress.
Walking vs running: Which burns more fat? Science has the answer
Should you walk or run to lose weight? Discover what science says about the fat-burning zone, calories burned, and which activity to choose for your goals.
HRV: What is heart rate variability and how to improve it
Complete guide to HRV: what it is, why it matters, normal values by age, and 7 science-based strategies to improve it. Discover how to monitor it.
Welcome to the SuperAge blog
Discover tips, tutorials, and updates about SuperAge - your personal biological age tracker.