Rebecca Ellis does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond ...

Stereotypic movement disorder is a motor disorder that develops in childhood, typically before grade school, and involves repetitive, purposeless movement. Examples of stereotypic movements include ...

Your little one is moving and grooving and learning more about how their body works with each passing day. Some of your infant’s movements may seem organized; others, not so much. Arm flapping may ...