One human hair can support 3 ounces.
191
For most people, no matter how hard you pinch the skin on your elbow with your fingers it doesn't hurt.
515
On average, a human being will have sex more than 3,000 times and spend two weeks kissing in their lifetime.
161
It takes approximately 12 hours for food to entirely digest.
93
Fingers prune underwater not because of them absorbing the water or washing away the oil, but because of an evolutionary trait caused by the brain to enhance the grip of your fingers underwater.
24
Shark corneas are used in eye transplants and shark bone marrow can be used to graft human bones.
132
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
A human being loses an average of 40 to 100 strands of hair a day.
133