Researchers say it could be partly caused by the protective effect they may have on arteries in the brain.
A study has found cholesterol medication could be used to prevent movement problems - including tremors and stiffness - in older people.
Adults taking medicine from the drug group 'statins' saw a lower chance of developing parkinsonism - a term for a group of neurological conditions.
Researchers say it could be partly caused by the protective effect they may have on arteries in the brain.