Health & Longevity
Your resting heart rate — how many times your heart beats per minute while you're fully at rest — is one of the simplest, most accessible windows into your cardiovascular health. No lab visit required: a smartwatch, a fitness tracker, or just a finger on your wrist and a 60-second timer will do it.
For most healthy adults, a resting heart rate between 60 and 100 beats per minute (bpm) is considered typical. But "typical" and "optimal" aren't the same thing. Within that range, lower generally reflects better cardiovascular fitness — a stronger heart pumps more blood per beat, so it doesn't need to beat as often.
Multiple long-term population studies have linked a higher resting heart rate with increased risk of cardiovascular events, independent of other risk factors. It's not just a symptom — a chronically elevated heart rate places more cumulative strain on the heart and blood vessels over a lifetime.
That's why resting heart rate shows up not just in fitness trackers, but in most serious longevity and healthspan research as one of the more reliable, low-cost biomarkers available to everyday people.
Changes usually show up within a few weeks of consistent habit changes — it's one of the faster-moving health metrics to improve.
Curious where you stand? AgeAi factors your resting heart rate — along with dozens of other lifestyle and health signals — into a full projected lifespan estimate.