Redheads require more anesthesia to 'go under' than other hair colors do.
51
Within three days of death, the enzymes that once digested your food begin to eat you.
22
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
Cigarette smoke contains 4,800 chemicals, 69 of which cause cancer.
145
In one day, adult lungs move about 10,000 litres of air.
11
Your ribs move about 5 million times a year, every time you breathe!
60
Your body is creating and killing 15 million red blood cells per second.
50
When you fall in love, that 'high' feeling is caused by a flood of dopamine that is similar to that of cocaine.
44