It takes approximately 12 hours for food to entirely digest.
93
When you kiss someone for the first time, you get a spike in the neurotransmitter dopamine, making you crave more.
23
One human hair can support 3 ounces.
191
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
It takes about 20 seconds for a red blood cell to circle the whole body.
102
It has been scientifically proven that stroking a cat can lower one's blood pressure!
456
Playing Tetris after a traumatic event can prevent the development of traumatic memories and reduce the chance of having flashbacks.
29
There are glasses which allow a red-green color-blind person to see colors the way everyone else does.
22