Also try massaging the affected breast from your chest down to the ... other potential causes. A lump associated with ...

The joints that connect in the sternum can make noise as the person moves. However, if the person has other symptoms in the area, such as pain or swelling, it may be best to see a doctor.

Cysts and fatty growth can also form lumps under the arm. Axillary is the medical term for the armpit area. This article explores causes, symptoms, diagnosis, and treatment for armpit lumps.

feel your breasts for lumps while laying down with your arm above your head. Using the pads of your fingertips, feel from your collarbone to your abdomen and from your armpit to your sternum.