Final answer:
Breast cancer can be identified through various signs and symptoms, such as a lump or thickening in the breast, changes in breast size or shape, and nipple discharge or inversion.
Step-by-step explanation:
Breast cancer is a health challenge that can be identified through various signs and symptoms. Some common signs of breast cancer include a lump or thickening in the breast, changes in the size or shape of the breast, nipple discharge or inversion, skin changes such as redness or dimpling, and persistent pain in the breast or armpit. It's important to note that not all individuals will experience all of these signs, and some may not experience any symptoms at all. Regular self-examinations and screenings by healthcare professionals are crucial in identifying breast cancer at an early stage.