A person can live without food for about a month, but only about a week without water.
156
Coughing can cause air to move through your windpipe faster than the speed of sound - over a thousand feet per second!
197
There's 100 trillion good bacteria living in your body.
17
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
It is possible for you to survive even after the removal of the spleen, the stomach, one kidney, one lung, 75% of the liver, 80% of the intestines, and almost every organ from the pelvic and groin area.
218
Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
118