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… of organisms in the intestines. They reduce the growth of harmful bacteria to help keep the digestive system healthy. … of organisms in the intestines. They reduce the growth of harmful bacteria to help keep the digestive system healthy. …
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… sunglasses. They can help protect your baby's eyes from harmful UV rays (and look darned cute in the process!). …
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… system may treat a harmless substance as if it were a harmful germ or virus. Many things can cause this problem. … system may treat a harmless substance as if it were a harmful germ or virus. Many things can cause this problem. …
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… erythropoietin-stimulating agent (ESA). To build the iron levels in your body, you may need to take iron pills or get … erythropoietin-stimulating agent (ESA). To build the iron levels in your body, you may need to take iron pills or get …
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… could give you a false negative result. That's because levels of hCG in your urine may be too low for the test to … as 6 to 8 days after you ovulate. Blood tests detect low levels of hCG in your body. They may show a positive result … could give you a false negative result. That's because levels of hCG in your urine may be too low for the test to …
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… Strenuous exercise can cause dehydration and reduced oxygen levels in your blood. This may cause red blood cells to … safe at high altitudes and during air travel. Low oxygen levels caused by high altitudes and plane flights can cause … Strenuous exercise can cause dehydration and reduced oxygen levels in your blood. This may cause red blood cells to …
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… and help prevent bone loss. Many men with low testosterone levels report that they feel better and have more energy … and help prevent bone loss. Many men with low testosterone levels report that they feel better and have more energy …
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… kidney stones are calcium-type—they form when the calcium levels in your urine change. Kidney stones may stay in the … If you are pregnant, the sound waves and X-rays may be harmful to the fetus. It could cause problems if you have a … If you are pregnant, the sound waves and X-rays may be harmful to the fetus. It could cause problems if you have a …
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… to control blood pressure, brain swelling, blood sugar levels, fever, and seizures. If a large amount of bleeding … to control blood pressure, brain swelling, blood sugar levels, fever, and seizures. If a large amount of bleeding …
