Cigarette smoke contains 4,800 chemicals, 69 of which cause cancer.
145
Men get hiccups more often than women.
93
Our brains have a negativity bias and will remember bad memories more than good ones.
15
Only 1 person in 2 billion will live to be 116.
49
Every year your body replaces 98% of your atoms.
119
There are more bacteria in your mouth than there are people in the world.
60
More people have a phobia of frogs than rats.
41
You inhale about 700,000 of your own skin flakes each day.
29