



Pediatric dentists and doctors are raising concerns about saliva transfer between parents and young children, the kind that happens when a caregiver tastes food before handing it over or shares a cup. Experts quoted say this can introduce cavity-causing bacteria and, in rarer cases, viruses including cold sores and herpes simplex, with newborns most vulnerable due to underdeveloped immune systems.
The piece notes children typically build their own bacterial colonies and better hygiene habits by around age 3, which lowers the risk somewhat. No new study or data point is cited beyond expert commentary assembled for the piece.
The full dispatch is available from the source below.