Pain occurs when sounds are above 130 db.
123
There are times when you're walking that the pressure on your feet exceeds your body weight, and when you're running, it can be three or four times your weight.
62
A third of the human population sneezes when they look at the Sun. Light can signal the ocular nerve near the sinuses and triggers a sneeze.
18
The human brain doesn't stop developing until about 25 years old.
102
Every human spent about half an hour as a single cell.
144
When you kiss someone for the first time, you get a spike in the neurotransmitter dopamine, making you crave more.
23
All 13 minerals necessary for human life can be found in alcohol beverages.
282
The largest cell in the human body is the female egg and the smallest is the male sperm.
682