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More than 30% of American adults, and about 12% of children utilize health care approaches that were developed outside of conventional medicine.
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.
The Romans did not use numerals to indicate fractions but instead used words to indicate parts of a whole.
There are over 65,000 known species of protozoa. About 10,000 species are parasitic.
Sildenafil (Viagra®) has two actions that may be of consequence in patients with heart disease. It can lower the blood pressure, and it can interact with nitrates. It should never be used in patients who are taking nitrates.