Cats have a weak sense of taste. They have only 473 tastebuds, humans have 9,000.
307
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
Our Right Lungs takes more air than our left lung.
194
Humans are capable of running 40 mph according to a study by bio-mechanical expert Dr. Matthew Bundle. Today's fastest man, Usain Bolt, has a top speed of 28 mph.
34
The human brain uses approximately as much energy as a 10 watt light bulb.
120
There are glasses which allow a red-green color-blind person to see colors the way everyone else does.
22
On average, there's 100 billion neurons in the human brain.
83