Share on PinterestA Mediterranean diet may reduce the risk of some of the hallmark symptoms of dementia. VioletaStoimenova/Getty ImagesA study finds that the health benefits of a Mediterranean diet may include a reduced chance of…

Share on PinterestExperts warn that vaccine nationalism could delay the achievement of global herd immunity.Photo editing by Stephen Kelly; Martin Barraud/Getty ImagesVaccine access and vaccination rates are high in high-to-upper-income countries but remain low to…