What Verified means

Without sleep, there is low energy and less humanity - Matthew Walker
At its core, this quote means that sleep is the non-negotiable foundation of both our physical vitality and our very human qualities, our empathy, our patience, our connection to others.
The shorter your sleep the shorter your life Meaning Factcheck Usage

Verified Quote

The shorter your sleep, the shorter your life span - Matthew Walker
This quote's core message is starkly literal: chronic sleep deprivation is a direct, causal factor in a shorter, unhealthier life. It's not a correlation; it's a consequence.