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There are approximately 3 million unintended pregnancies in the United States each year.
You should not take more than 1,000 mg of vitamin E per day. Doses above this amount increase the risk of bleeding problems that can lead to a stroke.
About 100 new prescription or over-the-counter drugs come into the U.S. market every year.
When blood is exposed to air, it clots. Heparin allows the blood to come in direct contact with air without clotting.
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.