![A nurse uses sign language with older man while seated on a couch.](https://www.mcknights.com/wp-content/uploads/sites/5/2021/10/nurseSignLanguage_GettyImages-532224473_1440x810-860x484.jpg)
FDA gives OK to higher dose of eye disease drug … Shingles, pneumonia shots may lower Alzheimer’s risk … More findings on the Parkinson’s, gut link … Being bilingual may offer a memory perk … Blood test could spot kidney, heart risk in people with diabetes