The Placebo Effect
Medicine / Health
To test new drugs, researchers usually divide their subjects into two groups. One group receives the experimental drug. The other receives a placebo or 'sugar pill' that should have no effect on the i continue reading this fact
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How a Horse Can Save Your Life?
Medicine / Vaccines
Most people who have been vaccinated with the smallpox vaccine never really question what exactly was injected into their body. If they did, they might be surprised, and maybe thank a horse or two. Y continue reading this fact
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Why Is Blood Pressure Two Numbers?
Medicine / Health
Blood pressure might better be called heart pressure, for the heart's pumping action creates it. To measure blood pressure, health workers determine how hard the blood is pushing at two different time continue reading this fact
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