COVID-19 is a respiratory disease caused by the virus SARS-CoV-2. It commonly causes coughing, fever, and difficulty breathing, but the symptoms can vary widely. Sometimes, COVID-19 may also cause ...

Swollen lymph nodes can be a sign of inflammation due to an infection. Medications can often provide relief, but natural remedies, such as basil, apple cider vinegar, and chamomile tea, may help treat ...

Maggie O’Neill is a health writer and reporter based in New York who specializes in covering medical research and emerging wellness trends, with a focus on cancer and addiction. Prior to her time at ...

You might not have given them much thought before, but your body’s lymph nodes are very important in helping you to fight off infections. In effect, they trap the nasties that cause illness - ...

Add Yahoo as a preferred source to see more of our stories on Google. palau83/Getty Images A swollen lymph node can be a bit like your body’s version of a red flag: When one of these bean-shaped ...

Swollen lymph nodes, or swollen glands, in the neck may indicate an infection. They can also occur due to a medical condition, such as an immune disorder or, less commonly, cancer. Treatment can ...

Allergies occur when your immune system overreacts to allergens like pet dander, pollen, mold, certain foods, or medications. Allergy symptoms may include a runny nose, congestion, coughing, wheezing, ...

A swollen lymph node can be a bit like your body’s version of a red flag: When one of these bean-shaped clusters of immune cells in your neck, armpit, or groin puffs up, it’s typically an indication ...