The first patented condom was meant to be reused!
47
Panophobia is the fear of everything.
52
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
The smallest human penis ever recorded was just 5/8 of an inch long!
77
There is a disease called ichthyosis that turns the skin scaly like a fish.
90
Your skin is actually an organ.
88
20 minutes after smoking a cigarette, blood pressure drops to normal.
37
On average, there's 100 billion neurons in the human brain.
83