Women have about four times as many foot problems as men; lifelong patterns of wearing high heels often are the culprit.
111
The human brain doesn't stop developing until about 25 years old.
102
By weight, Bone is five times stronger than steel.
417
It takes twice as long to lose new muscle if you stop working out than it did to gain it.
127
Only 12,000 years ago there was a species closely related to modern humans called Homo floresiensis that had been living on an Indonesian Island. They used fire and rather advanced tools, yet were only about 3 feet tall and weighed around 25kg.
15
Crying literally alleviates stress and uniquely allows humans to decrease feelings of anger and sadness.
24
Tigers can see 6 times better at night than humans.
305
We share 70% of our DNA with a slug.
218