Poor sleep doesn't just leave you groggy - it's strongly linked to conditions such as diabetes, dementia, and liver disease. Discover why your nightly routine could be the most important factor in protecting your long-term health.
I think sleep requirements are oversimplified and standardized. The 8 hour sleep cycle is an Industrial Revolution era habit. In earlier times people had at least two sleep periods. 1st sleep, 2nd sleep and possibly a nap; also, in my book Genius, the sleep pattern of many geniuses to the present day is polyphasic.
I think sleep requirements are oversimplified and standardized. The 8 hour sleep cycle is an Industrial Revolution era habit. In earlier times people had at least two sleep periods. 1st sleep, 2nd sleep and possibly a nap; also, in my book Genius, the sleep pattern of many geniuses to the present day is polyphasic.