Inclusion Criteria:  Paraplegia with traumatic origin Spinal cord injury AIS (ASIA Impairment Scale) score A and B at least 12 months old Patient having given written consent Patient with social security scheme Ability to obtain a leg extension with a 30-minute electrostimulation program  Exclusion Criteria:  Protected adults (person in guardianship, curators or legal protection) Presence of contraindication criteria to carrying out a stress test or sustained physical activity decided by the doctor following the person with spinal cord injury. Drug treatment with cardiovascular or antidepressant effect Pressure sore Other associated neurological pathologies (stroke, peripheral neuropathy, myopathy, head trauma, ...) Affection of the shoulders of any etiology that could compromise the ability to use the rower. Spasticity of the lower limbs: Modified Ashworth Scale (MAS) greater than or equal to 2/4 (specifically quadriceps / Hamstrings) Participation in another study