Rehab for Teens: How to Know if Your Child Needs Rehab Worried that your teen may need rehab? Read on to learn more about rehab for teens and what symptoms your teen may be experiencing. Article Contents Signs That Your Teen May Need Rehab Teenage substance misuse and mental health problems are difficult to solve without access to rehabilitation services. Identifying the signs that your teen may need rehab is crucial in getting them the help they need. This article discusses the importance of