Intelligent people have more zinc and copper in their hair.
233
A human being loses an average of 40 to 100 strands of hair a day.
133
Human hair and fingernails continue to grow after death.
7
Redheads require up to 20% more anesthesia to be knocked out.
112
Only 2% of the Earth's population are natural redheads.
13
In 1996, research found that having excessive body hair is linked to higher intelligence.
23
In the 1800's, rum was considered excellent for cleaning hair and keeping it healthy. Brandy was believed to strengthen hair roots.
78
