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  1. 2021年1月7日 · Alpha-linolenic acid (ALA) is an essential omega-3 fatty acid found in nuts such as walnuts. It is necessary for normal human growth and development. Alpha-linolenic acid is thought to decrease...

  2. Overview. Vitamin A is a fat -soluble vitamin. Its different forms are often called "retinoids." They include retinol, retinal, retinoic acid, and retinyl ester. Vitamin A is needed for the...

    • Prognosis
    • Causes
    • Symptoms
    • Diagnosis
    • Treatment

    Like a lot of knee injuries, a meniscus tear can be painful and debilitating. Unfortunately, it's quite common. In fact, a meniscal tear is one of the most frequently occurring cartilage injuries of the knee.

    So what is the meniscus? It's a piece of cartilage in your knee that cushions and stabilizes the joint. It protects the bones from wear and tear. But all it takes is a good twist of the knee to tear the meniscus. In some cases, a piece of the shredded cartilage breaks loose and catches in the knee joint, causing it to lock up. Meniscus tears are co...

    Symptoms of a meniscus tear include: At first, the pain may not be bad. You might even play through the injury. But once the inflammation sets in, your knee will probably hurt quite a bit.

    To diagnose a meniscus tear, your doctor will give you a thorough exam. He or she will want to hear details about how you got your injury. X-rays may be necessary, to rule out broken bones and other problems. You may also need an MRI (Magnetic Resonance Imaging) scan, which allows a more detailed evaluation of knee cartilage.

    Treatment for meniscal tears depends on the size and location of the tear. Other factors which influence treatment include age, activity level and related injuries. The outer portion of the meniscus, often referred to as the red zone, has a good blood supply and can sometimes heal on its own if the tear is small. In contrast, the inner two thirds o...

  3. 2023年10月31日 · Some studies show that ginseng may boost your immune system. There's some evidence that one particular type of American ginseng extract might lower the number and severity of colds in adults ...

  4. 2023年2月8日 · What to Know About Feeding Tubes. Digestive Disorders. Reference. Feeding Tubes: Types, Placement, What to Know. Medically Reviewed by Poonam Sachdev on February 08, 2023. Written by WebMD...

  5. 2023年1月8日 · 3 min read. What Is a Charley Horse? A charley horse is a muscle spasm -- when a muscle suddenly tightens up on its own and can’t relax. These cramps can happen anywhere in your body. They’re...

  6. 2023年4月21日 · Written by Matthew Hoffman, MD. Causes. Symptoms. Diagnosis. Types. 4 min read. A pleural effusion is an unusual amount of fluid around the lung. Many medical conditions can lead to it, so even...

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