People with high total cholesterol have about two times the risk for heart disease as people with ideal levels.
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Excessive alcohol use costs the country approximately $235 billion every year.
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The training of an anesthesiologist typically requires four years of college, 4 years of medical school, 1 year of internship, and 3 years of residency.
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Thyroid conditions may make getting pregnant impossible.
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The Babylonians wrote numbers in a system that used 60 as the base value rather than the number 10. They did not have a symbol for "zero."
The urinary system: kidneys, ureters, bladder, and urethra with expanded view of a nephron and the u
The digestive system.
Urinary System
The digestive system
The Lymphatic System
Female Reproductive System - Mature (graafian) follicle "الجهاز التناسلي ...