NCI Dictionary of Cancer Terms
The NCI Dictionary of Cancer Terms features 8,299 terms related to cancer and medicine.
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- listen (mas)
- In medicine, a lump in the body. It may be caused by the abnormal growth of cells, a cyst, hormonal changes, or an immune reaction. A mass may be benign (not cancer) or malignant (cancer).
- massage therapy
- listen (muh-SAZH THAYR-uh-pee)
- A treatment in which the soft tissues of the body are kneaded, rubbed, tapped, and stroked. Massage therapy may help people relax, relieve stress and pain, lower blood pressure, and improve circulation. It is being studied in the treatment of cancer symptoms such as lack of energy, pain, swelling, and depression.