Good morning! Congrats on your first baby, mama! Okay so slight cramping or occasional tummy aches are pretty normal sa early pregnancy kasi lumalaki na ang uterus mo, pero if it's sharp pain, heavy bleeding, or sobrang intense, you really need to call your OB agad-agad kasi that's not something you should just wait out. A few of us mums experienced mild cramping rin sa first trimester and it turned out fine, pero mas peace of mind talaga if you get it checked, your doctor can do an ultrasound and confirm na okay ang baby mo, especially at 7+ weeks pa lang kayo.