Mollii brukes ved spastisitet og økt muskelspenning. Mollii kan forebygge og motvirke ulike former for muskelforkortning og stivhet. Mollii hjelper brukeren til å få igjen kontrollen over muskelspenningene.
A number of clinical studies are ongoing in several countries, led by renown hospitals and doctors, including Karolinska Institutet and Hvidovre Hospital, on a large panel of more than 350 adults and children, most of which are diagnosed with cerebral palsy (CP), multiple sclerosis (MS) or stroke. The studies completed to date show in part improvements in spasticity, muscle relaxation, associated pain relief, sleep as well as physical abilities such as range-of-motion, balance, hand-arm functions, walking and mobility, and thus in overall quality of life