4 weeks pregnant ! Worried !

Hi all i just confirmed pregnancy couple of days back. Yet to see doctor. I am 4 weeks 4 days and my symptoms are cramps, back pain n leg pain.

Today i stood for nearly 3 hours in kitchen and now im having bad leg pain , thighs to be specific . Tummy and back hurts a little too.

Anything to worry 😢

M sorry little things worry me so much. Sorry if i had bothered with this question