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  1. WebMD is a trusted source of health and medical information, with expert reviews, community support, and educational services. Find a doctor near you or browse health news.

  2. 2015年1月16日 · Get the nutrition lowdown on all your meals and everything in between. Find out the calories, carbs, fat, fiber, and more in over 37,000 foods and drinks. Whether you're eating out or dining in ...

  3. 2020年8月13日 · Use WebMD’s Drug Interaction Checker tool to find and identify potentially harmful and unsafe combinations of prescription medications by entering two or more drugs in question.

  4. 2022年8月12日 · This sound, also called Hamman’s sign, tells your doctor that air is trapped in the space between your lungs (called the mediastinum). It’s a crunchy, scratchy sound, and it happens in time ...

  5. www.webmd.com › a-to-z-guides › swollen-ankles-and-feetSwollen Ankles and Feet - WebMD

    • Risks
    • Treatment
    • Causes

    Swollen ankles and swollen feet are common and usually not cause for concern, particularly if you have been standing or walking a lot. But feet and ankles that stay swollen or are accompanied by other symptoms could signal a serious health problem. WebMD looks at some possible causes of foot and ankle swelling and offers advice on when to call the ...

    Foot or ankle injury. An injury to the foot or ankle can lead to swelling. The most common is a sprained ankle, which occurs when an injury or misstep causes the ligaments that hold the ankle in place to be stretched beyond their normal range. To reduce the swelling from a foot or ankle injury, rest to avoid walking on the injured ankle or foot, us...

    Lymphedema. This is a collection of lymphatic fluid in the tissues that can develop because of the absence of or problems with the lymph vessels or after the removal of lymph nodes. Lymph is a protein-rich fluid that normally travels along an extensive network of vessels and capillaries. It is filtered through the lymph nodes, which trap and destro...

  6. 2022年12月11日 · About a week. Typically, you’re contagious from 1 day before you have any symptoms. You stay that way for 5 to 7 days after you start feeling sick. Kids and people with weak immune systems may ...

  7. www.webmd.com › digestive-disorders › digestive-diseases-diarrheaCommon Causes of Diarrhea - WebMD

    2024年4月30日 · Takeaways. Common causes of diarrhea include infections, food allergies, and food poisoning. It's often due to a virus infecting your gut, but it can also result from medications or dietary issues ...