|
|
The senior population grows every year. Seniors older than 65 years of age now comprise more than 13% of the total population. However, women outlive men. In the 85-and-over age group, there are only 45 men to every 100 women.
There are more bacteria in your mouth than there are people in the world.
There are 20 feet of blood vessels in each square inch of human skin.
Approximately 70% of expectant mothers report experiencing some symptoms of morning sickness during the first trimester of pregnancy.
Stevens-Johnson syndrome and Toxic Epidermal Necrolysis syndrome are life-threatening reactions that can result in death. Complications include permanent blindness, dry-eye syndrome, lung damage, photophobia, asthma, chronic obstructive pulmonary disease, permanent loss of nail beds, scarring of mucous membranes, arthritis, and chronic fatigue syndrome. Many patients' pores scar shut, causing them to retain heat.
![Emanuel Leutze’s Washington Crossing the Delaware (1851) is riddled with historical inaccuracies, mo](https://biology-forums.com/gallery/47/medium_374628_16_08_15_9_46_08_22243215.jpeg)
![Frederick Douglass, having escaped from slavery in 1836, attracted large audiences as an antislavery](https://biology-forums.com/gallery/47/medium_375348_18_08_15_9_36_29_223002244.jpeg)