A walk in the woods appears to sharpen the mind better than an urban asphalt amble, a new brain scan study finds. People strolling through an arboretum at the University of Utah performed better on brain function tests than those who walked around an asphalt-laden medical campus, according to findings published recently in the journal…  read on >  read on >

Biogen, maker of the Alzheimer’s medicine Aduhelm, announced Wednesday that it would “discontinue the development and commercialization” of the controversial drug. Biogen will return the rights to Aduhelm to Neurimmune, the private firm that invented it, the company said in a statement. It’s a sobering new chapter for the drug, which first gained U.S. Food…  read on >  read on >

For people with schizophrenia hospitalized after a psychotic episode, getting a long-acting antipsychotic injection works far better than pills to keep them from returning to hospital care. That’s the finding of a new study from researchers at Rutgers University in New Brunswick, N.J. They found that injected antipsychotic meds — which provide continuous treatment from…  read on >  read on >

A disturbing number of people sick with an infectious disease conceal their illness to avoid missing work, travel or social events, new research reveals. About three in four people (75%) had either hidden an infectious illness from others at least once or might do so in the future. These folks reported boarding planes, going on…  read on >  read on >

U.S. cases of syphilis have soared past numbers seen just a decade ago, new government statistics show. The grim numbers are for 2022, the latest year for which an accurate tally is available. More than 202,000 cases were recorded among Americans that year — a 17% rise over 2021 numbers and an 80% rise over…  read on >  read on >