In one day, adult lungs move about 10,000 litres of air.
11
When you are looking at someone you love, your pupils dilate, they do the same when you are looking at someone you hate.
1k
After age 30, the brain shrinks a quarter of a percent (0.25%) in mass each year.
139
If your DNA was stretched out it would reach to the moon 6,000 times.
256
When you kiss someone for the first time, you get a spike in the neurotransmitter dopamine, making you crave more.
23
Gorillas can catch human colds and other illnesses.
205
The largest cell in the human body is the female egg and the smallest is the male sperm.
682
Crying literally alleviates stress and uniquely allows humans to decrease feelings of anger and sadness.
24