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 ...

Lymph nodes are an essential part of the body’s immune system. Due to their function, they come into contact with toxins, which can cause them to swell. Although swollen lymph nodes are common, they ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." You might experience swollen lymph nodes—small, bean-shaped glands throughout your entire body—on your ...

Four symptoms may indicate a possible relapse of diffuse large B-cell lymphoma. Learn more about them and when to contact a doctor. A relapse of diffuse large B-cell lymphoma can cause a variety of ...

Q: A few weeks ago, both my kids and I caught colds and got lumps forming in our necks. These were painful, but otherwise didn't seem to cause any problems. Now the lumps have gone away in my kids, ...

Explore the complete guide to the plague—bubonic, pneumonic, and septicemic. Learn symptoms, causes, history, treatments, and ...