There are about 1,400 different species of bacteria in your belly button.
10
If you are cold you are more likely to be hungry because you use energy to keep warm.
143
It would take about 1,200,000 mosquitoes to fully drain the average human body of blood.
217
A person can live without food for about a month, but only about a week without water.
156
It takes twice as long to lose new muscle if you stop working out than it did to gain it.
127
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
There are glasses which allow a red-green color-blind person to see colors the way everyone else does.
22