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Did you know?
In 1844, Charles Goodyear obtained the first patent for a rubber condom.
Did you know?
The immune system needs 9.5 hours of sleep in total darkness to recharge completely.
Did you know?
More than 30% of American adults, and about 12% of children utilize health care approaches that were developed outside of conventional medicine.
Did you know?
Women are two-thirds more likely than men to develop irritable bowel syndrome. This may be attributable to hormonal changes related to their menstrual cycles.
Did you know?
About 100 new prescription or over-the-counter drugs come into the U.S. market every year.