Within three days of death, the enzymes that once digested your food begin to eat you.
22
A person can live without food for about a month, but only about a week without water.
156
There's 100 trillion good bacteria living in your body.
17
If you are cold you are more likely to be hungry because you use energy to keep warm.
143
The human sigh acts as a physiological reset button.
23
If every muscle in your body could pull in one direction, you could lift nearly 25 tons.
22
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
If you hold farts in during the day, they'll just come out when you sleep.
16