There are glasses which allow a red-green color-blind person to see colors the way everyone else does.
22
Held in farts enter your bloodstream and are bad for your body.
26
Fingers prune underwater not because of them absorbing the water or washing away the oil, but because of an evolutionary trait caused by the brain to enhance the grip of your fingers underwater.
24
Your body is creating and killing about 2.4 million red blood cells per second.
17
In Ancient Greece, small penises were desirable, and big ones were for ‘old men and barbarians’
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
Staying awake for 17 hours is the same for your body as drinking 2 glasses of wine.
193
The human sigh acts as a physiological reset button.
23