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
If you are cold you are more likely to be hungry because you use energy to keep warm.
143
The idea of left brain (logical) and right brain (creative) has no basis in neuroscience and is in fact a myth.
16
If every muscle in your body could pull in one direction, you could lift nearly 25 tons.
12
A person can live without food for about a month, but only about a week without water.
156
You can hear the blood flowing through your ears if you find a quiet place and cover them tightly.
17
Within three days of death, the enzymes that once digested your food begin to eat you.
22