A tongue tie occurs when the thin membrane under the tongue restricts the movement of the tongue. For approximately 3-15% of newborns, it is so tight that they cannot move their tongues freely which can affect their ability to breastfeed and lead to poor latch, nipple pain, and trauma, decreased milk intake and a decline in milk supply over time. Dr. Chelsea Pinto, a mom, laser-certified dentist and member of the International Affiliation of Tongue Tie Professionals, explains what tongue tie and lip tie are, how they can be diagnosed and various forms of treatment. Learn more about your ad choices. Visit megaphone.fm/adchoices