Most dreams last only 5 to 20 minutes.
79
The human brain has the capacity to store everything that you experience.
4k
Redheads require more anesthesia to 'go under' than other hair colors do.
50
Pain travels through your body at 350 ft. per second.
36
Kissing releases masses of oxytocin, a "love potion" that helps couples bond and feel more attracted to each other.
13
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