For a tiny baby, 8 - 9 lbs, the neck support is not sufficient and the harness type carriers do not allow for natural movement of the baby. (babywearingschool.com)
Doctors and midwives usually recommend that you begin counting movements of your baby around the 7th month of pregnancy (about 28 weeks). (health-and-parenting.com)
It is important to learn more about the bowel movements of your baby, so you know what's normal or not. (momwoot.com)