Related Issues. 1  Consumer Health: CAM Claims (Mayo Foundation for Medical Education and Research) 2  Credentialing, Licensing, and Education (National Center for Complementary and Integrative Health) 3  Herbs at a Glance (National Center for Complementary and Integrative Health)
The absolute longest anyone has voluntarily stayed awake before nodding off is 264 hours (about 11 days) â a record set by 17-year-old Randy Gardner for a high-school science fair project in 1965. Before falling asleep on day 11, he was essentially a vegetable with its eyes open. [ Top 10 Spooky Sleep Disorders ].
A: Studies show that people who sleep between 6.5 hr. and 7.5 hr. a night, as they report, live the longest. And people who sleep 8 hr. or more, or less than 6.5 hr., they don't live quite as long. There is just as much risk associated with sleeping too long as with sleeping too short. The big surprise is that long sleep seems to start at 8 hr. Sleeping 8.5 hr. might really be a little worse than sleeping 5 hr.