Skip to main content
Back to Show
PBS News Hour

The Power of Sleep: Why Humans Can't Stop Snoozing

Sleep deprivation can cause serious health and cognitive problems in humans. In short, it can make us fat, sick and stupid. But why humans do need so much sleep? Science correspondent Miles O'Brien talks to scientists on the cutting edge of sleep research and asks if there's any way humans might evolve into getting by with less.

Support Provided By
Season
October 4, 2025 - PBS News Weekend full episode
26:45
October 4, 2025 - PBS News Weekend full episode
October 3, 2025 - PBS News Hour full episode
57:46
October 3, 2025 - PBS News Hour full episode
October 2, 2025 - PBS News Hour full episode
57:46
October 2, 2025 - PBS News Hour full episode
October 1, 2025 - PBS News Hour full episode
57:46
October 1, 2025 - PBS News Hour full episode
September 30, 2025 - PBS News Hour full episode
57:46
September 30, 2025 - PBS News Hour full episode
September 29, 2025 - PBS News Hour full episode
57:46
September 29, 2025 - PBS News Hour full episode
September 28, 2025 - PBS News Weekend full episode
26:45
September 28, 2025 - PBS News Weekend full episode
September 27, 2025 - PBS News Weekend full episode
26:45
September 27, 2025 - PBS News Weekend full episode
September 26, 2025 - PBS News Hour full episode
57:46
September 26, 2025 - PBS News Hour full episode
September 25, 2025 - PBS News Hour full episode
57:46
September 25, 2025 - PBS News Hour full episode
September 24, 2025 - PBS News Hour full episode
56:45
September 24, 2025 - PBS News Hour full episode
September 23, 2025 - PBS News Hour full episode
56:50
September 23, 2025 - PBS News Hour full episode
Active loading indicator