Eccentric exercise focuses on movements, or phases of a movement, that lengthen the muscles. Some examples of eccentric exercise include lowering into a squat or lowering into a press-up. In contrast, ...

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 ...

On April 25, 1965, three teenagers refused to leave Dewey’s Restaurant in Philadelphia after employees repeatedly denied service to “homosexuals and persons wearing nonconformist clothing,” according ...