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Author Question: The existence of jet streams was first determined by Ben Franklin as the result of his kite ... (Read 34 times) |
The immune system needs 9.5 hours of sleep in total darkness to recharge completely.
The longest a person has survived after a heart transplant is 24 years.
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.
The heart is located in the center of the chest, with part of it tipped slightly so that it taps against the left side of the chest.
Vaccines prevent between 2.5 and 4 million deaths every year.