Investigators reported that, in a randomized controlled trial, patients with vascular cognitive impairment showed improvement on cognitive tests after participating in a six-month exercise program. Independent experts said the findings were promising, but preliminary. Progressive aerobic-exercise training for six months appeared to improve cognition in adults...

Objective: To determine whether cognitive impairment in Parkinson disease (PD) and Alzheimer disease (AD) derives from the same network pathology. Methods: We analyzed 18F-fluorodeoxyglucose PET scans from 40 patients with AD and 40 age-matched healthy controls from the Alzheimer’s Disease Neuroimaging Initiative and scanned an additional...

Objective: We used MRI to search for changes in thalamo-cortical networks and thalamic microstructure during spontaneous migraine attacks by studying at the same time structure with diffusion tensor imaging and resting state function in interconnected brain networks with independent component analysis. Methods: Thirteen patients with untreated...