Redheaded women needed 19 percent more anesthesia desflurane than women with dark hair.
In terms of sex lives, women with red hair had more partners and had sex more frequently than the average woman.
A fact about redheads is that they are approximately two and a half times more likely than other hair colors to develop dangerous skin cancer.
To gain a better understanding of how pheomelanin, affects the health of gingers, scientists examined similarly auburn-colored feathers and fur.
Redheads are more likely to be left-handed. Each of these characteristics are the result of recessive genes, which are typically paired.
Among the numerous facts about redheads is the fact that their hair will never gray. Their hair will eventually turn white or blonde, but never gray.
Individuals without red hair have approximately 140,000 hair strands, whereas those with red hair have only 90,000.
Bees are more drawn to individuals with red hair. This is just one of the odd facts about redheads.