Generalized joint hypermobility (Human Phenotype Ontology term HP_0002761) is joint hypermobility (ability of a joint to move beyond its normal range of motion) affecting many or all joints of the body. In individuals with Joint hypermobility at multiple sites (usually five or more), the term generalized joint hypermobility is preferred. Also known as: Generalised joint laxity, Generalized joint laxity, Hypermobility of all joints.