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Author Question: Over the last 80 years records have been kept of the annual rainfall in the Tasmanian desert. The ... (Read 63 times) |
There are 20 feet of blood vessels in each square inch of human skin.
Chronic necrotizing aspergillosis has a slowly progressive process that, unlike invasive aspergillosis, does not spread to other organ systems or the blood vessels. It most often affects middle-aged and elderly individuals, spreading to surrounding tissue in the lungs. The disease often does not respond to conventionally successful treatments, and requires individualized therapies in order to keep it from becoming life-threatening.
The first-known contraceptive was crocodile dung, used in Egypt in 2000 BC. Condoms were also reportedly used, made of animal bladders or intestines.
Most childhood vaccines are 90–99% effective in preventing disease. Side effects are rarely serious.
Earwax has antimicrobial properties that reduce the viability of bacteria and fungus in the human ear.