Dogs can be trained to identify the scent of lung cancer long before symptoms develop.
190
Your body is creating and killing about 2.4 million red blood cells per second.
17
Wearing headphones for an hour increases the bacteria in your ear 700 times.
233
Every hour one billion cells in the body must be replaced.
17
The largest cell in the human body is the female egg and the smallest is the male sperm.
682
Redheads require up to 20% more anesthesia to be knocked out.
112
The tongue is the strongest muscle in the human body.
50
When you get blackout drunk, you don't actually forget anything; your brain wasn't "recording" in the first place.
23