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Most childhood vaccines are 90–99% effective in preventing disease. Side effects are rarely serious.
The tallest man ever known was Robert Wadlow, an American, who reached the height of 8 feet 11 inches. He died at age 26 years from an infection caused by the immense weight of his body (491 pounds) and the stress on his leg bones and muscles.
The average adult has about 21 square feet of 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.
Medications that are definitely not safe to take when breastfeeding include radioactive drugs, antimetabolites, some cancer (chemotherapy) agents, bromocriptine, ergotamine, methotrexate, and cyclosporine.
![Young male Pacific Walruses on Cape Pierce in Alaska. Note the variation in the curvature and orient](https://biology-forums.com/gallery/47/medium_27599_22_04_12_7_15_08.jpeg)
![The vast majority of older adults live in their own homes, even when they need special equipment or ...](https://biology-forums.com/gallery/47/medium_667187_21_02_17_6_13_00_256201990.jpeg)