People are living longer than ever around the world. Longer lives bring new opportunities, but they also introduce challenges, especially the risk of age-related decline.
Alongside physical changes such as reduced strength or slower movement, many older adults struggle with memory, attention and everyday tasks. Researchers have spent years trying to understand why some people stay mentally sharp while others deteriorate more quickly. One idea attracting growing interest is multilingualism, the ability to speak more than one language.
