Drop files to upload.
Faithlife
Faithlife
Avatar
Avatar
Sign in

Too little or too much sleep unhealthy

Notes & Transcripts
We have known for years that it was important for our health to get at least six hours of sleep per night. Now a new study indicates that getting more than nine hours is likewise unhealthy. That much sleep has been linked to an increased risk of heart disease, cognitive problems, and premature death.…
RELATED MEDIA
See the rest →
RELATED ILLUSTRATIONS
See the rest →