What Causes Irregular Periods With Pelvic And Shoulder Pain?

My breasts changes size one minute full the next look weird my nipples scaly looks like peeling or cracked and hairy is this normal got a mole on left breast with black color inside it is this normal

I strain all the time when using the bathroom feel pelvic and shoulder/lest pain when straining have irregular period get migraine and uti a lot pains in my ankle and bunion area my right foot is all the way to the right can't walk normal have a lot of abdominal and pelvic problems as well feel like I cAnt breathe sometimes please help me I'm 25 no clue on family medical history need help been withou medical insurance for a long time and just got some