Flavonoid-Cognition Link; New NIH Alzheimer’s Tool; Health Warning for Soccer?

Higher intake of total flavonoids was associated with lower odds of subjective cognitive decline, with dose-response curves steepest for flavones and anthocyanins. (Neurology)

A statistical model that evaluated Parkinson’s symptoms for up to 7 years revealed non-sequential, overlapping disease progression trajectories, IBM and Michael J. Fox Foundation researchers said. (Lancet Digital Health)

A small fMRI study identified a possible neural pathway for studying the effects of racism on health. (JAMA Psychiatry)

White matter volume reductions in active elite rugby players were not related to self-reported head injury history or neuropsychological test scores. (Brain Communications)

Metabolic syndrome and some of its components appeared to be risk factors for stroke recurrence, a meta-analysis found. (Neurology)

The NIH’s National Institute on Aging launched Outreach Pro, an online research tool to boost awareness of Alzheimer’s clinical trials and increase participation in underrepresented populations.

Researchers at the Allen Institute, Princeton University, and Baylor College of Medicine unveiled a wiring diagram of 200,000 cells and close to 500 million connections in a tiny piece of a mouse’s brain, which is publicly available for anyone in the community to use.

Two hidden states of fatigue — one recoverable by rests, the other gradually increasing with work — appeared to fluctuate in young healthy people on a moment-to-moment basis, an imaging study showed. (Nature Communications)

The National Football League and lawyers for former players blamed the controversial practice of “race-norming” in concussion settlements on doctors, but there’s more to the story, a Washington Post investigation revealed.

Soccer needs to come with a health warning, a neuropathologist who led a study of former pro soccer players and neurodegenerative diseases said. (The Guardian, JAMA Neurology).