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Did you know?
The horizontal fraction bar was introduced by the Arabs.
Did you know?
Approximately 500,000 babies are born each year in the United States to teenage mothers.
Did you know?
There are 60,000 miles of blood vessels in every adult human.
Did you know?
Elderly adults are at greatest risk of stroke and myocardial infarction and have the most to gain from prophylaxis. Patients ages 60 to 80 years with blood pressures above 160/90 mm Hg should benefit from antihypertensive treatment.
Did you know?
Calcitonin is a naturally occurring hormone. In women who are at least 5 years beyond menopause, it slows bone loss and increases spinal bone density.