Mastitis
Mastitis is a condition which causes a woman's breast tissue to become painful and inflamed. It's most common in breastfeeding women, usually within the first three months after giving birth. It's important to see your GP if you think you have it.
Read about the causes of mastitis, such as a build-up of milk within the breast (milk stasis) or a bacterial infection.
Read about treating mastitis, including self-help, tips on expressing breast milk, antibiotics, and, in some cases, surgery.