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Did you know?
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).
Did you know?
Most childhood vaccines are 90–99% effective in preventing disease. Side effects are rarely serious.
Did you know?
In 1844, Charles Goodyear obtained the first patent for a rubber condom.
Did you know?
The FDA recognizes 118 routes of administration.
Did you know?
The first documented use of surgical anesthesia in the United States was in Connecticut in 1844.