Could tight clothing and dance help EDS patients regain balance?

Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.

Inclusion Criteria: For EDS patients : * Subjects aged 18 to 40, * SEDh patients newly diagnosed for less than 2 years according to international criteria of 2017, * Having a Body Mass Index (BMI) of less than 30, * Affiliated to a social security scheme, * Having read the information document and given in writing their free and informed consent to participate in the study. For healthy volunteers : * Subjects aged 18 to 40, * Having a Body Mass Index (BMI) of less than 30, * Having a Beigthon score \<5 (no joint hypermobility), * Having normal muscle strength, * Affiliated to a social security scheme, * Having read the information document and given in writing their free and informed consent to participate in the study. Exclusion Criteria: For EDS patients : * Subjects under 18, * Proprioceptive physiotherapy (Huber 360 platform type, LPG) in progress or already performed, * previous treatment of hEDS capable of limiting the effects of rehabilitation (e.g. orthodontics, orthoptics), * Diagnosis of other connective tissue abnormalities, * Earlier prescription of compression garments, * Pregnant or lactating women, * Lack of effective contraception during the study period for women * Person under tutorship or curatorship, or deprived of liberty by judicial or administrative decision, * Mental or physical impossibility to agree to participate in the study, * Known allergy to one of the components of compression garments, * Disabling motor impairment, or limiting the performance of motor and psychomotor tests. * Simultaneous participation in another clinical study. For healthy volunteers : * Subjects under 18, * History of vascular, neurological, musculoskeletal or vestibular disorders, * Having orthoptic, orthopedic or orthodontic disorders, * Previous history or progressive disease of vascular, ophthalmological, neurological, musculoskeletal condition, or vestibular condition * Pregnant or lactating women, * Person under tutorship or curatorship, or deprived of liberty by judicial or administrative decision, * Mental or physical impossibility to agree to participate in the study, * Simultaneous participation in another clinical study.