Am I arnt I :-S

Hi all I am soooo confused I have swollen sore boobs and it feels like lumps inside the swollen part bad belly cramps sore lower back really bad head akes waking up every night at 4 for the loo could I be pregnant? AF is due in 2 days hopefully she won't show her ugly face I have took tests every morning and all I get is a big fat no isit still to early to test? Starting to drive meself round the bend!