What are Lymph Nodes?

When there’s a problem in your body, like an illness or an infection, your lymph nodes can swell. (This usually happens only in one area at a time....

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Light Therapy for Your Skin

If the medicine you put on your skin isn't doing all that it needs to, your doctor may suggest adding phototherapy to your psoriasis treatment. You...

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What is Ischemia?

But it can lead to life-threatening problems like a heart attack or stroke. You can also get ischemia because of a blood clot. A piece of a clot ca...

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Hypopituitarism

In hypopituitarism, one or more of these pituitary hormones is missing. The lack of hormone results in a loss of function of the gland or organ tha...

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What is Hyperkalemia?

If you have hyperkalemia, you have too much potassium in your blood. Foods such as melons, orange juice, and bananas are rich in potassium, too. Th...

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