 [ Symptoms ] my breasts growshrink by 2 cup sizes every few months not period related pregnant or weight gain ultrasound normal i am 25 and this has been happening sense i was 19 i have not been on birth control for 2 years i am not pregnant the times they grownshrink are random and do not appear to be related to my period at all my primary care doctor is baffled and can not figure this out i had an ultrasound that came back normal so they will not do a mammogram i gave blood to test my hormones and they came back normal while they growshrink they are sore and painful to the touch what is wrong with me [ Disease ] hi so when this first started which way did they go got bigger then shrank back or was it the other way shrank then then come back to your normal size most information seems to point to hormones and as your say yours is always correct so its baffling