You don't need to panic, but you shouldn't assume these signs are 'nothing,' either. Plus three ways to lower your risk.
8. Change in Lymph Nodes
"If you feel hard lymph nodes in your neck or under your arm, you should be seen by a doctor," Runowicz says.
Swollen, firm lymph nodes are often caused by an infection.
But lymphoma or lung, breast, head, or neck cancer that has spread can also show up as an enlarged lymph node. Expect a physical exam and possibly a biopsy.