Hi i am 34 yr old women i am 79 kgs i dnt remember when did i get my last periods m nt tht sexually active and have tried taking the prega test at home whrein the result cme negative 4 times ..i dnt knw the mnth ven i gt my last periods but m sure its delayed..i drink and smoke evryday and also have joined gym lately so do vigorous exercise tooo i have mild pain on my left side of stomach what cud be the problem can i be pregnant but still nt showin in the prega test pls help m terrified