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Did you know?
The familiar sounds of your heart are made by the heart's valves as they open and close.
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?
The first oral chemotherapy drug for colon cancer was approved by FDA in 2001.
Did you know?
Excessive alcohol use costs the country approximately $235 billion every year.
Did you know?
The ratio of hydrogen atoms to oxygen in water (H2O) is 2:1.