Biomechanical PhenomenaStress, MechanicalMechanical ProcessesMechanical PhenomenaRespiration, ArtificialMechanotransduction, CellularElasticityPhysical StimulationTensile StrengthElastic ModulusVentilators, MechanicalCompressive StrengthHyperalgesiaMechanicsMaterials TestingWeight-BearingVentilator Weaning