A steroid is a type of organic compound that contains a characteristic arrangement of four cycloalkane rings that are joined to each other. Examples of steroids include the dietary fat cholesterol, the sex hormones estradiol and testosterone and the anti-inflammatory drug dexamethasone.
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When to train to increase life longevity
Few will argue about the importance of exercise to increase life longevity. But about the best time of day for them, opinions differ. Coach Deanna Hammond-Blackburn believes that it is best to...
Heartburn can be a manifestation of a fatal illness
American scientists conducted a study that showed that gastroesophageal reflux disease, one of the manifestations of which is heartburn, is associated with a high risk of developing cancer of the larynx and...