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Did you know?
The immune system needs 9.5 hours of sleep in total darkness to recharge completely.
Did you know?
It is difficult to obtain enough calcium without consuming milk or other dairy foods.
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?
On average, the stomach produces 2 L of hydrochloric acid per day.
Did you know?
There are approximately 3 million unintended pregnancies in the United States each year.