Longevity & Aging (Human)

Aging is the gradual decline in how well the body maintains itself, repairs damage, and adapts to change.

First synthesised Mar 25, 2026·Last reviewed Mar 25, 2026·4028 min of expert content·Built from 54 expert discussions

The Health Path

The sequence experts consistently converge on.

1

Build a consistent exercise habit combining aerobic and strength training

Exercise is the single most evidence-backed lever for slowing biological aging, reducing dementia risk, and supporting metabolic health. Nothing else comes close.

2

Establish a consistent overnight fasting window of at least 12 hours

A nightly eating cutoff activates the body's cellular cleanup systems. The benefit is real; the precise optimal duration is still debat…

What influences the path

Each step in the full Health Path is strengthened by five additional evidence layers:

  • Benefits from other Health Areas
  • Mistakes to avoid
  • Context that changes the advice
  • Where experts disagree
  • What's changing now
Continue the Health Path

See all 7 steps in order, the reasoning behind each, and how this area connects to every other Health Area.