A recent study from Southern Illinois University indicates that at least 25 states host lice populations that don't respond to common over-the-counter treatments. However, while lice infestation at your childcare center or school can be really bothersome-all the head-scratching, literally, as the vermin are passed from one child to another. It makes for a busy [...]The post Head lice are becoming more resilient appeared first on Jeff Stoll Consulting.