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  1. 2023年12月27日 · An oxygen concentrator is a medical device that gives you extra oxygen. Air is made up of about 20% oxygen. An oxygen concentrator uses the air in the atmosphere, filters it, and gives you air that...

  2. 2023年9月6日 · Rinse your nose. It flushes out cough-inducing mucus and allergens from your nasal passages and sinuses. Use a saline spray or try nasal irrigation. With your head tilted over a sink, use a neti ...

  3. 2023年5月2日 · 4 min read. All the body's cells need water to function well. The problem arises when you drink too much water, which is called overhydration. There's no single formula to determine how much...

  4. 2023年12月3日 · Aspiration is when something enters your airway or lungs. It can also happen when something goes back into your throat from your stomach. Learn more about the symptoms, causes, risk factors ...

  5. 2022年11月7日 · Pulmonary edema is a buildup of fluid in your lungs. That can make it hard for you to breathe. When you take a breath, your lungs should fill with air. If you have pulmonary edema, they fill...

  6. 2023年12月1日 · Hyponatremia is a condition that happens when you don’t have enough sodium in your blood. We often try to limit how much salt (sodium) is in the foods we eat, but it’s important to remember that...

  7. 2024年5月23日 · What Is LDL? LDL cholesterol is often called the “bad” cholesterol because it collects in the walls of your blood vessels, raising your chances of health problems like a heart attack or stroke....

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