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Did you know?

In the United States, there is a birth every 8 seconds, according to the U.S. Census Bureau's Population Clock.

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Bisphosphonates were first developed in the nineteenth century. They were first investigated for use in disorders of bone metabolism in the 1960s. They are now used clinically for the treatment of osteoporosis, Paget's disease, bone metastasis, multiple myeloma, and other conditions that feature bone fragility.

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There are more bacteria in your mouth than there are people in the world.

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The B-complex vitamins and vitamin C are not stored in the body and must be replaced each day.

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Patients who have been on total parenteral nutrition for more than a few days may need to have foods gradually reintroduced to give the digestive tract time to start working again.

These species are all at risk of extinction. Species with slow life-h These species are all at risk of extinction. Species with slow life-h
The carbon-nitrogen-oxygen cycle of The Sun The carbon-nitrogen-oxygen cycle of The Sun
Dimensions of quality of life affected by cancer Dimensions of quality of life affected by cancer
Commensal Bacteria in the Human Small Intestine Commensal Bacteria in the Human Small Intestine
Structure of human OGG1 with either guanine or 8-oxoguanine bound flipped out and bound Structure of human OGG1 with either guanine or 8-oxoguanine bound flipped out and bound
The cardiac cycle The cardiac cycle
Video: Conjunctivitis

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