Your body is creating and killing about 2.4 million red blood cells per second.
17
Clinophobia is the fear of beds!
30
On average, someone in the US suffers a stroke every 40 seconds; someone dies every 3 minutes from stroke.
56
There's 100 trillion good bacteria living in your body.
17
The human body contains over a billion miles of DNA.
147
Flu shots only work about 70% of the time.
18
The human brain doesn't stop developing until about 25 years old.
102
You can alleviate a tickly throat by scratching your ear.
12