Obese patients treated with GLP-1 receptor agonists showed significantly lower risks of developing Parkinson's disease (RR=0.784, 95%CI=0.580-1.058), Alzheimer's dementia (RR=0.627, 95%CI=0.481-0.817), amyotrophic lateral sclerosis (RR=0.833, 95%CI=0.360-1.929), Lewy body dementia (RR=0.590, 95%CI=0.462-0.753), multiple sclerosis (RR=0.574, 95%CI=0.358-0.922), vascular dementia (RR=0.438, 95%CI=0.327-0.588), and Wilson's disease (RR=0.833, 95%CI=0.360-1.929). Additionally, a significant reduction in mortality was observed (HR=0.525, 95%CI=0.493-0.558).