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Author Question: A marketing director, for a bicycle helmet manufacturing firm, has run a number of ads in ... (Read 94 times) |
Hippocrates noted that blood separates into four differently colored liquids when removed from the body and examined: a pure red liquid mixed with white liquid material with a yellow-colored froth at the top and a black substance that settles underneath; he named these the four humors (for blood, phlegm, yellow bile, and black bile).
Despite claims by manufacturers, the supplement known as Ginkgo biloba was shown in a study of more than 3,000 participants to be ineffective in reducing development of dementia and Alzheimer’s disease in older people.
People with high total cholesterol have about two times the risk for heart disease as people with ideal levels.
The familiar sounds of your heart are made by the heart's valves as they open and close.
The FDA recognizes 118 routes of administration.