why does pacifier got age range?

pacifier for babies For parents who introduce pacifier, why? Also what are health risk for using pac...
Pacifier age Is it necessary to follow the recommended age for pacifier ?
Pacifier recommended age Is it necessary to follow the recommended age for pacifier?
Daytime Nap Why does baby nap only 1 sleep cycle after weaned off pacifier?
Baby and pacifier Do you let your baby take pacifier? If no, why?
My NB is less than 2 weeks old currently on both breastfeeding and bottle feed. In the night she wa...
My NB is less than 2 weeks old currently on both breastfeeding and bottle feed. In the night she wa...