Ay, mama, pag ganyan ang sakit especially sa third trimester, kailangan mo talaga ng check-up with your OB, better safe than sorry, ha! Marami kaming iba't ibang sakit during pregnancy so hindi ko ma-say kung normal lang ito or something na kailangan i-monitor, pero ang safe talaga is makipag-consult agad, lalo na first-time mom ka pa. Huwag mag-atubili, call your doctor or go to the ER kung sobrang intense ang pain, yan ang peace of mind mo as an expecting mama. Rooting for you!