Every three seconds, a new baby is born.
122
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
If you're over 100 years old, there's an 80% chance you're a woman.
143
Babies cry but they don't produce tears until one to three months after birth.
238
76% of Americans celebrate New Year's Eve in groups of less than 20.
55
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
It took 200,000 years for humans to reach 3 billion in number. It took 40 years for the next 3 billion.
11
Intelligent men tend to be more sexually faithful.
31