Having sex can make a woman look younger and more attractive due to the release of estrogen and collagen.
346
Your skeleton keeps growing until you are about 35, then you start to shrink.
74
25% of your bones are located in your feet.
12
Most dreams last only 5 to 20 minutes.
79
Cracking your knuckles does not actually hurt your bones or cause arthritis. The sound you hear is just gas bubbles bursting.
18
Falling in love raises levels of nerve growth in a person's brain for about a year and can improve their memory.
39
Dogs can be trained to identify the scent of lung cancer long before symptoms develop.
190
The brain receives 20% of the body’s oxygen and 25% of total body glucose utilization, despite it accounting for only 2% of a person’s weight (about 1.4 kilograms).
8