There is a disease called ichthyosis that turns the skin scaly like a fish.
90
Brain scans show that people who view photos of a beloved experience an activation of the caudate - the part of the brain involving cravings.
103
Sleeping on your stomach can induce weirder, scarier, and sexier dreams.
22
Some people have a "natural alarm clock" allowing them to wake up when they want. This is actually caused by a burst of the stress hormone adrenocorticotropin.
15
A person will burn 7 percent more calories if they walk on hard dirt compared to pavement.
45
Only 1% of bacteria cause disease in humans!
2
It takes about 20 seconds for a red blood cell to circle the whole body.
102
20 minutes after smoking a cigarette, blood pressure drops to normal.
37