There's 100 trillion good bacteria living in your body.
17
A person can live without food for about a month, but only about a week without water.
156
Your thumb is about the same size as your nose.
124
The idea of left brain (logical) and right brain (creative) has no basis in neuroscience and is in fact a myth.
16
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
In 1996, research found that having excessive body hair is linked to higher intelligence.
23

