Attention deficit hyperactivity disorder (ADHD) is a neurobiological behavioral disorder characterized by inattention, impulsivity, and overactivity. This chronic disorder begins early in childhood.

In comparison to other small businesses in the United States, most dental practices do not fail financially during their first 5 years. Nevertheless,.

A middle-aged man peers into the mirror. His mouth looks and feels wrong. His appearance is declining and chewing is becoming difficult. He.