The signs and symptoms of breast cancer can vary, and some people may not notice any symptoms in the early stages. However, the following are common warning signs to be aware of:

Lump or Mass in the Breast

• A new lump or mass is the most common symptom of breast cancer. While some lumps are painless, others may cause discomfort. Lumps that are hard, irregular, and different from the rest of the breast tissue are more concerning, but any new lump should be checked by a healthcare provider.

Swelling of the Breast

• Swelling of all or part of the breast, even if no lump is felt, can be a sign of breast cancer. It may cause changes in the shape or size of the breast.

Skin Changes

• Dimpling (Peau d’Orange): The skin of the breast may appear dimpled or look like the surface of an orange, which could indicate cancer blocking lymphatic vessels.

• Redness or Scaling: Unexplained redness, warmth, or scaling of the breast skin, especially on the nipple or areola, can be a sign of an aggressive form of breast cancer, such as inflammatory breast cancer.

Nipple Changes

• Nipple Retraction: The nipple may turn inward or become inverted instead of sticking out as usual.

• Nipple Discharge: Unexplained discharge from the nipple, especially if it is bloody or clear, can be a symptom of breast cancer.

• Nipple Pain or Tenderness: Persistent pain or discomfort in the nipple area should be checked.

Changes in Breast Shape or Size

• Sudden or unexplained changes in the size, shape, or appearance of the breast are potential warning signs.

Pain in the Breast or Nipple

• While breast cancer is often painless, any persistent pain in the breast or nipple area should be evaluated, especially if it doesn’t go away after a menstrual cycle.

Swelling or Lump in the Armpit

• Sometimes, breast cancer can spread to lymph nodes under the arm or around the collarbone, causing swelling or a lump in the armpit.

Thickening of Breast Tissue

• Unexplained thickening of the skin or breast tissue, even if there’s no visible lump, can be a symptom.

Vein Prominence

• Visible veins that weren’t present before may be a sign, particularly if they are associated with other changes in the breast.

If you notice any of these symptoms, it's important to consult with a healthcare provider. Keep in mind that many of these symptoms can also be related to non-cancerous conditions, but early detection of breast cancer through self-exams, mammograms, and clinical screenings is crucial for effective treatment.