7 Surprising Signs That Predict How Long You’ll Live After 70 | Backed by Science

Imagine thriving into your 90s—or even past 100. Science now reveals 7 surprising signs that can predict your longevity starting at age 70. From walking speed to optimism, these indicators are backed by major studies from JAMA, The Lancet, and Harvard. Learn how small changes today can add years to your life. Subscribe for more science-backed longevity tips every week! #Longevity #HealthyAging #Lifespan #Science #Over70 #HealthTips