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
Intelligent people have more zinc and copper in their hair.
233
Only 2% of the Earth's population are natural redheads.
13
Half of all Americans over the age of 55 have no teeth.
39
Women who are romance novel readers are reported to make love 74% more often with their partners than women who do not read romance novels.
136