Ay nak, chest pain in pregnancy is something you really need to check with your OB, ha, kahit nawala na siya, mas safe na marinig mo directly from your doctor kung ano talaga ang nangyari, especially at 7 weeks. A few of my mum friends din nag-experience ng weird body changes early pregnancy, pero lagi silang nag-follow up sa doctor just to be sure, kaya go na lang and book an appointment para sa peace of mind mo. Wishing you a healthy pregnancy, mama!