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Thyroid conditions cause a higher risk of fibromyalgia and chronic fatigue syndrome.

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A recent study has found that following a diet rich in berries may slow down the aging process of the brain. This diet apparently helps to keep dopamine levels much higher than are seen in normal individuals who do not eat berries as a regular part of their diet as they enter their later years.

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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.

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Pope Sylvester II tried to introduce Arabic numbers into Europe between the years 999 and 1003, but their use did not catch on for a few more centuries, and Roman numerals continued to be the primary number system.

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The horizontal fraction bar was introduced by the Arabs.

A guinea pig being held A guinea pig being held
In the heat of the Battle of Lake Erie, Perry had to abandon his flagship, the Lawrence, which had b In the heat of the Battle of Lake Erie, Perry had to abandon his flagship, the Lawrence, which had b
During World War I, advancing armies unloosed ferocious artillery barrages to destroy deeply entrenc During World War I, advancing armies unloosed ferocious artillery barrages to destroy deeply entrenc
skeletal muscle consists of a group of fibers held together by connective tissue. It is enclosed in ... skeletal muscle consists of a group of fibers held together by connective tissue. It is enclosed in ...
Concentration affects where the precipitin line forms. When 1 reactant is held at a constant ... Concentration affects where the precipitin line forms. When 1 reactant is held at a constant ...
In the figure, a 10.0-m long bar is attached by a frictionless hinge to a wall and held ... In the figure, a 10.0-m long bar is attached by a frictionless hinge to a wall and held ...
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