A gene variant that raises GLP-1 levels somehow makes GLP-1 drugs work worse. Plus: why your nose might still recover two years out, and what urine might eventually tell us about schizophrenia.
A small observational study in collegiate football players found microbiome associations after nonconcussive head impacts, though findings were limited by severe underpowering and high attrition
So get this: sodium may track with memory decline (in men), steroids might not be “immunosuppressive” in the ICU, and second pregnancies reshape the brain differently than first. Same theme: biology is less binary than we teach it.