Most dreams last only 5 to 20 minutes.
79
The average person who stops smoking requires one hour less sleep a night.
79
Women have about four times as many foot problems as men; lifelong patterns of wearing high heels often are the culprit.
111
It takes about 20 seconds for a red blood cell to circle the whole body.
102
If you cut a 'V' shape into your toe nails, you can prevent 'in-grown' toe nails.
22
Only 1 person in 2 billion will live to be 116.
49
The record for the longest scientifically documented period without sleep is 264.4 hours (eleven days).
15
Your heart rate can rise as much as 30% during a yawn.
69