Conditions that may cause swollen glands in the neck include colds, the flu, mononucleosis, HIV, rheumatoid arthritis (RA), cancer, and more. Certain medications can also cause swollen lymph nodes.

Another time to worry about swollen lymph nodes? You notice a few in more than one spot—for instance, around your neck and collarbone and in your armpits or groin.

Hanna Bordage thought her symptoms were from starting school and changing environments. When she found out she had cancer, ...

A 19-year-old Canadian woman, Hanna Bordage, initially dismissed her neck and shoulder pain as mere stress, only to discover ...

Makaila Chenier, 17, found a “little lump” in her neck in January and thought it was a swollen lymph node, but after it “got progressively bigger” and she had “trouble breathing” when ...

But Jemma's tests revealed her breast cancer had already spread to her spinal cord and brain. She'd previously dismissed lumps under her arms as swollen glands.

Another time to worry about swollen lymph nodes? You notice a few in more than one spot—for instance, around your neck and collarbone and in your armpits or groin.