A chance of a woman having twins is increased after the age of 35. About 1 in 27 women will give birth to twins after this age. After 50 the chances of having twins is 1 in 9.
51
Intelligent people have more zinc and copper in their hair.
233
The “cheerleader effect”, the theory that girls look more attractive in groups, is scientifically proven.
8
Children's sense of smell is better than adults'.
860
The average person falls asleep in seven minutes.
115
Children laugh about 400 times a day, while adults laugh on average only 15 times a day.
973