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Illness; diuretics; laxative abuse; hot weather; exercise; sweating; caffeine; alcoholic beverages; starvation diets; inadequate carbohydrate consumption; and diets high in protein, salt, or fiber can cause people to become dehydrated.
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.
On average, someone in the United States has a stroke about every 40 seconds. This is about 795,000 people per year.
Hyperthyroidism leads to an increased rate of metabolism and affects about 1% of women but only 0.1% of men. For most people, this increased metabolic rate causes the thyroid gland to become enlarged (known as a goiter).
Malaria was not eliminated in the United States until 1951. The term eliminated means that no new cases arise in a country for 3 years.