 [ Symptoms ] i have fainted 3 times in almost a 3 year span does not drinking enough water cause that [ Disease ] the bleeding and soreness of breast could indicate infection or a breast abscess do not ignore your symptoms visit your healthcare providergynecologist for a thorough examination to look for cause if an abscess is found to be present you will need to get it drained off and start on antibiotic avoid feeding the baby on the affected breast take care