Advice please

Keri

I've had bad lower back pain and pains in my lower abdomen and I feel sick but haven't been sick and I'm more tired then normal and my ankles hurt my boobs hurt I keep getting headaches I feel bloated been craving foods and I've been taking tests but they keep coming back negative I'm due on tomorrow should I wait a couple of days to do another test as I really feel like I'm pregnant can anyone help???!!