The human brain doesn't stop developing until about 25 years old.
102
If every muscle in your body could pull in one direction, you could lift nearly 25 tons.
22
On average, someone in the US suffers a stroke every 40 seconds; someone dies every 3 minutes from stroke.
56
Brain scans show that people who view photos of a beloved experience an activation of the caudate - the part of the brain involving cravings.
103
In the average lifetime a person will breath in about 44 pounds of dust.
21
Banging your head against a wall uses 150 calories an hour.
57
The first patented condom was meant to be reused!
47
If your DNA was stretched out it would reach to the moon 6,000 times.
256
