I'm reminded of two facts from Matthew Walker's book Why We Sleep:
* People 5-18 years old sleep ~2 hours less per night than they did 100 years ago.
* U of Chicago study found that men who limited their sleep to 5 hours per night for a week experienced a drop in testosterone equivalent to 10-15 years of aging.
* People 5-18 years old sleep ~2 hours less per night than they did 100 years ago.
* U of Chicago study found that men who limited their sleep to 5 hours per night for a week experienced a drop in testosterone equivalent to 10-15 years of aging.