Effect of the LumbaCure® Intervention on Elderly Patients Suffering From cLBP.

Inclusion Criteria: * Chronic or sub-acute low back pain (without "red flag") * The subject, a resident or worker at the investigation site (nursing home), over 60 years of age * Ability to communicate with the physiotherapist. * Ability to remain in a sitting position for at least 10 minutes. * A level of back pain \> 2 on the numerical pain rating scale Exclusion Criteria: * Suspected or confirmed serious pathology (infection, fracture, cancer, inflammatory arthritis, ....) related to the back/spine. * Body weight \> 120 kg * Subject is non-ambulatory or has severely reduced mobility. * Dominant component of radicular pain (common lumbago with distal radiation below the knee) * Radiculopathy * Severe cardiorespiratory disease * Dementia or significant cognitive impairment that prevents the participant from giving consent, completing study questionnaires or complying with recommendations. * Fracture or operation less than 3 months old of the spine, pelvis, hip or leg bones. * Known vertebral pathology other than osteoarthritis. * Major neurological disease, movement or motor neuron disorders * Fibromyalgia or other systemic rheumatic disease * Recent history of stroke or heart failure, unstable heart condition * Uncontrolled substance abuse disorders * Invasive procedures to relieve pain in the last 3 months * Acute or terminal illness * Any other medical condition considered by the study team to be a contraindication to the study.