Uy, sa 31 weeks yan ay pretty common na may belly aches dahil lumalaki ang baby at nag-stretch ang lahat, pero palaging sakit ay hindi na normal, kailangan mo talaga makita ng OB mo para masiguro na okay lang lahat at walang complications. A few of us mums went through ganyan at when we reported it, turns out may iba-ibang reasons, some were ligament pain, iba naman braxton hicks, kaya really best to get checked na lang para matulog ka ng mahimbing! How are you otherwise, ramdam mo ba movements ng baby?