Oo normal yan, mama! 18 weeks pa lang kaya ang kilos ng baby super liit pa, kaya medyo subtle lang talaga ang movements, parang butterflies or popcorn popping ang nararamdaman ng karamihan sa week na yan. A few of my mum friends, parang sila-sila rin nag-worry na ganyan, pero by 20-22 weeks it got stronger na and more consistent, so don't stress yourself!