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Fewer than 10% of babies are born on their exact due dates, 50% are born within 1 week of the due date, and 90% are born within 2 weeks of the date.
It is difficult to obtain enough calcium without consuming milk or other dairy foods.
People about to have surgery must tell their health care providers about all supplements they take.
Medication errors are more common among seriously ill patients than with those with minor conditions.
An identified risk factor for osteoporosis is the intake of excessive amounts of vitamin A. Dietary intake of approximately double the recommended daily amount of vitamin A, by women, has been shown to reduce bone mineral density and increase the chances for hip fractures compared with women who consumed the recommended daily amount (or less) of vitamin A.