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Did you know?
The horizontal fraction bar was introduced by the Arabs.
Did you know?
Approximately 25% of all reported medication errors result from some kind of name confusion.
Did you know?
Autoimmune diseases occur when the immune system destroys its own healthy tissues. When this occurs, white blood cells cannot distinguish between pathogens and normal cells.
Did you know?
More than one-third of adult Americans are obese. Diseases that kill the largest number of people annually, such as heart disease, cancer, diabetes, stroke, and hypertension, can be attributed to diet.
Did you know?
Thyroid conditions cause a higher risk of fibromyalgia and chronic fatigue syndrome.