Vicks inhalers can cause you to test positive for Meth on drug tests.
41
A person can live without food for about a month, but only about a week without water.
156
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
Ingrown toenails are hereditary.
15
Wearing headphones for an hour increases the bacteria in your ear 700 times.
233
There are more bacteria in your mouth than there are people in the world.
60
It is almost impossible to sneeze with your eyes open. It is a defense mechanism that has evolved to protect our eyes from bacteria and debris.
164
Men have larger hearts; women's hearts beat faster.
77