Up to the age of six or seven months a child can breathe and swallow at the same time. An adult cannot do this.
165
2% of Europeans lack the genes for smelly armpits.
6
Children's sense of smell is better than adults'.
860
About 2/3 of American men prefer boxers to briefs.
83
According to the American Society for Microbiology, 90% of women and 75% of men wash their hands after using a public restroom.
170
40% of people who are rejected in romantic love slip into clinical depression.
72
