Yawns are more contagious among people with closer relationships.
163
It took 200,000 years for humans to reach 3 billion in number. It took 40 years for the next 3 billion.
11
As many as one third Americans flush the toilet while they are still on it.
157
The leading cause of poisoning for children under the age of six in the home is liquid dish soap.
42
Humans blink over 10,000,000 times a year!
97
Studies suggest that people who appear to be constantly distracted have more "working memory" and "sharper brains".
13
City dwellers have longer, thicker, denser nose hairs than country folks do.
48
47% of people have a nightmare at least once a month.
186