Warning signs of ADHD: Hyperactivity, impulsiveness, and inattention are the three major signs of ADHD. These symptoms fall under two major groups of behaviors: 1. Inattention and the other group is a combined impulsive and hyperactive group. The first group ...

Congenital myasthenic syndrome is a rare neuromuscular disorder that manifests early in life (at birth or early childhood), affecting the normal functioning of the neuromuscular junction—the point of communication between nerves and muscles. While myasthenia gravis, a related autoimmune condition, ...