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Asthma occurs in one in 11 children and in one in 12 adults. African Americans and Latinos have a higher risk for developing asthma than other groups.
Only one in 10 cancer deaths is caused by the primary tumor. The vast majority of cancer mortality is caused by cells breaking away from the main tumor and metastasizing to other parts of the body, such as the brain, bones, or liver.
Bacteria have been found alive in a lake buried one half mile under ice in Antarctica.
In ancient Rome, many of the richer people in the population had lead-induced gout. The reason for this is unclear. Lead poisoning has also been linked to madness.
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.
![Colostomy. Alternate versions of colostomy are illustrated, each of which creates one or more new op](https://biology-forums.com/gallery/47/medium_14755_26_10_12_5_23_54_96912405.jpeg)
![Alternative forms of surgeries involving the uterus, ovaries, and fallopian tubes. The solid lines i](https://biology-forums.com/gallery/47/medium_14755_26_10_12_5_30_30_9697737.jpeg)