Many infants with a lip tie show no symptoms at all. Some of the most common symptoms associated with lip tie relate to their breastfeeding behaviour and the impact of breastfeeding on the mother. Even those breastfeeding-related symptoms, though, are somewhat ambiguous since the presence of breastfeeding-related symptoms may not indicate the presence of any…

Lip tie is related to, but very different from, the better-known and more common condition called tongue tie. Lip tie is the condition when the membrane behind an infant’s upper lip is unusually thick or rigid. When that membrane — called the labial frenulum — is unusually thick or rigid, it can restrict the upper…