One readily noticeable pathognomonic trait of autism is hand-flapping—a stereotyped motor movement that can look a bit like an attempt to accelerating the drying of nail polish. Not all with autism do ...

What's so unusual about a baby fascinated with spinning a cup, or a toddler flapping his hands, or a preschooler walking on her toes? Parents and even doctors sometimes miss these red flags for autism ...

People with autism often face a stigma for stimming, repetitive behaviors to regulate emotions that can sometimes look like someone flapping their hands or wiggling their fingers. The children’s book ...