Sayang, at 38 weeks plus, reduced baby movements is something you really should get checked out today, don't wait the 12 hours, okay? Go to your clinic or hospital now so they can do a quick check and make sure baby is doing fine. Better safe than sorry at this stage of pregnancy. A few of us mums have been through similar scares, and the doctors are always reassuring once they've had a look. Keep us posted, yes? Take care of yourself.