If every muscle in your body could pull in one direction, you could lift nearly 25 tons.
22
The record for the longest scientifically documented period without sleep is 264.4 hours (eleven days).
15
Our eyes are always the same size from birth, but our nose and ears never stop growing.
266
A hard working adult sweats up to 4 gallons per day. Most of the sweat evaporates before a person realizes it's there, though!
25
On average, someone in the US suffers a stroke every 40 seconds; someone dies every 3 minutes from stroke.
56
Flu shots only work about 70% of the time.
18
Fidgeting can burn about 350 calories a day.
201