The NHS says breast cancer is often thought of as something that only affects women, but men can get it in rare cases.
The health service says the condition usually occurs in men over 60, but can very occasionally affect younger men.
A lump or swelling
Change in texture of the skin around the chest
A sore or rash around the nipple that doesn't go away
The nipple or surrounding skin becoming hard, red or swollen
small bumps in the armpit
UK men diagnosed with breast cancer each year (Cancer Research UK)