The longevity triad: How sleep, exercise and diet can add years to your life
The key finding is that small, combined improvements in sleep, physical activity and nutrition (the SPAN framework) work synergistically to reduce mortality risk far more effectively than focusing on just one area. A significant risk reduction is achievable with almost imperceptible changes: an extra 15 minutes of sleep, just over 1.5 minutes of moderate-to-vigorous activity

