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 ...

However, very occasionally, swollen lymph nodes can be a sign of inflammation deeper inside the body, or more rarely, a sign of cancer, but in this case they are usually much larger than a pea.

Swollen lymph nodes may result from an infection or illness ... can swell the lymph nodes on the back of the head and cause red sores that burst and crust over. Impetigo is very contagious ...

This infection can cause your skin to look red, swollen, and pitted (like the peel of an orange). Other symptoms include ...

She has been working at PEOPLE since 2017. Although swollen lymph nodes can be a sign of cancer, doctors are cautioning people who have recently received the COVID-19 vaccine not to jump to any ...