Bobby One of the more frequent signs associated with tongue tie that I see in the office is a baby who, when nursing or using the bottle, has a jaw that What Should your Baby's Tongue and Jaw Do? Genuine Lactation Infant Oral Reflexes Uplift Therapy Center In this speech session, a vibrating brush is used to gently stimulate the childs lips, cheeks, tongue, and jaw muscles., The vibration helps wake up the oral muscles, improves awareness, and prepares