According to the American Society for Microbiology, 90% of women and 75% of men wash their hands after using a public restroom.
170
Yawns are more contagious among people with closer relationships.
163
It is estimated that at any one time, 0.7% of the world's population are drunk.
90
More than half the population of Kenya is under the age of 15.
71
2% of Europeans lack the genes for smelly armpits.
6
‘Old people smell’ is actually caused by a chemical, 2-nonenal, that old people secrete through their skin
8