Medicare to Cover More Alzheimer’s PET Scans; IQ After Concussion; A Portrait of MS

CMS proposed ending restrictions on how many amyloid PET scans Alzheimer’s patients can receive.

Ten-year dementia risk was lower for people who frequently engaged in literacy activities like taking classes or mental activities like crosswords and chess, prospective data showed. (JAMA Network Open)

A single shot of longevity factor klotho boosted memory in non-human primates. (Nature Aging)

Intensive exercise ameliorated early motor and cognitive deficits in an animal model of Parkinson’s disease. (Sciences Advances)

Across two cohorts, statistical models found no evidence of meaningful differences in IQ scores after pediatric concussion. (Pediatrics)

Heading frequency in professional soccer was tied to subsequent risk of cognitive impairment. (JAMA Network Open)

Late-stage clinical trials of drugs for multiple sclerosis (MS) were prone to publication bias, an analysis suggested. (Journal of Neurology, Neurosurgery & Psychiatry)

A photographer’s self-portraits bear witness to her life with MS. (New York Times)

Race did not modify sex differences in APOE4, but the protective effect of APOE2 on executive functioning may vary by race and sex, a genetic association study suggested. (JAMA Neurology)

An analysis of 45 pivotal trials of migraine drugs showed inconsistent endpoints for the same indication, mechanistic class, and route of administration. (Neurology)

A review assessed palliative care for people with neurologic diseases. (Lancet Neurology)