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  1. 2023年12月18日 · An EEG, or electroencephalogram, is a test that records the electrical signals of the brain by using small metal discs (called electrodes) that are attached to your scalp. Your brain cells...

  2. 2022年4月1日 · Saccharomyces boulardii is a yeast found in probiotics. It appears to help fight diarrhea and other digestive problems. Here's what to look for when choosing the best probiotic for women and men....

  3. 2023年9月6日 · Also known as " water pills ," these drugs help your kidneys get rid of extra water and salt from your body through your urine. Because you have less total fluid in your blood vessels, like a...

  4. 2023年5月30日 · Retinal imaging takes a digital picture of the back of your eye. It shows the retina (where light and images hit), the optic disc (a spot on the retina that holds the optic nerve, which sends...

  5. 2024年5月22日 · Written by Barbara Brody. What Researchers Say. Types of Nootropics. Most Promising Options. 6 min read. Whether you're a college student hoping to ace your exams, a busy professional striving for...

  6. 2022年11月17日 · Symptoms. Pain in your upper and middle back may be described as: Aching. Stiffness. Sharp. Burning. Causes. There are any number of reasons your upper and middle back can hurt. Strain or injury to...

  7. This medication is a beta-blocker used to treat chest pain ( angina ), heart failure, and high blood pressure. Lowering high blood pressure helps prevent strokes, heart attacks, and kidney...