my peiods are always regular every 28 days, in amy my period came 1 week arly and as very light and very short, 4 weeks after ths my period came again but was very light and short, i intitaly thought i was pregant due to symptoms i was experiencing even before the first short period although pregancy tests are negative. my boobs a very sore and i have been to the doctos as i kept feeling dizzy he said i had a water infection which he gave me antibiotics and i finished them 10 days ago, i keep having this pulling feeling in my lower abdomen and my boobs are still very sr, have a sweet tooth and a bloated abomen which s larger in the evening than on first waking but negative pregnancy tests nd now i can feel a lump above my pubichair line, what could this be?? x