The average person's skin weighs twice as much as their brain.
131
An average heart beats 100,000 times a day, pumping some 2,000 gallons of blood through its chambers. Over a 70-year life span, that adds up to more than 2.5 billion heartbeats.
73
It takes twice as long to lose new muscle if you stop working out than it did to gain it.
127
Within three days of death, the enzymes that once digested your food begin to eat you.
22
Our Right Lungs takes more air than our left lung.
194
One human hair can support 3 ounces.
191
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
The average sperm cell swims at 8 inches per hour.
76