The main symptom of breast cancer in men is a lump in the breast. The nipple or skin may also be affected.
See a GP if you have a breast lump or any other symptoms that worry you.
It's very unlikely you have cancer, but it's best to get your symptoms checked.
Cancerous breast lumps usually:
Most lumps and swellings are not a sign of cancer. They're usually caused by something fairly harmless, such as enlarged male breast tissue (gynaecomastia), a fatty lump (lipoma), or a fluid-filled bump (cyst).
A GP can check your lump and refer you for tests and scans for breast cancer if needed.
Other signs of breast cancer in men include:
You may get further symptoms if the cancer spreads to other parts of your body, such as your bones, lungs or liver.
These symptoms can include: