It takes twice as long to lose new muscle if you stop working out than it did to gain it.
127
Modern humans first appeared about 200,000 years ago, but record keeping didn't begin until about 6,000 years ago. That means about 97% of human history is lost.
21
The human brain has the capacity to store everything that you experience.
4k
The human body contains over a billion miles of DNA.
147
It has been scientifically proven that stroking a cat can lower one's blood pressure!
456
Tigers can see 6 times better at night than humans.
305
Babies crawl an average of 200m a day.
212
When you are looking at someone you love, your pupils dilate, they do the same when you are looking at someone you hate.
1k