The whiter your tongue, the more germs there are on it.
88
Your heart rate can rise as much as 30% during a yawn.
69
Cuddling (or other ‘love’ acts) helps to heal physical wounds faster due to the release of Oxytocin which is proven to reduce swelling.
22
There are more bacteria in your mouth than there are people in the world.
60
The human brain has the capacity to store everything that you experience.
4k
The aorta, the largest artery in the body, is almost the diameter of a garden hose.
37
If your stomach didn't produce a new layer of mucous every two weeks, it would digest itself.
33
Holding hands with someone you love can alleviate physical pain as well as stress and fear.
26