Diagnosing ADHD in very young children can be complicated, especially when behaviors that look like symptoms may simply reflect age and maturity. Pediatrician Cindy Gellner, MD, explains what is developmentally normal, and how factors like family changes, anxiety, or classroom demands can mimic ADHD traits. Learn what parents should consider before pursuing a diagnosis and why partnering with a pediatrician is essential for understanding a child's behavior and developmental stage.