If you grew up speaking a second language (or more!), consider yourself lucky. There are countless benefits to speaking multiple languages fluently, including communicating with locals while travelling and being able to engage with shows, books, and movies in their original languages. In fact, people who speak multiple languages can maintain “younger” brains for longer.

So why is this? Well, when you’re learning a new language, you recall words and grammatical structures from different language sets. This ability to recall means your brain is constantly being “exercised” and creating fresh connections.

According to a 2025 research study, researchers looked at data from participants across 27 countries in Europe, examining the relationship between multilingualism and biological aging. The findings showed that in countries where a majority of the population spoke more than one language, people were 2.17 times less likely to experience accelerated aging. Meanwhile, monolinguals were more than twice as likely to experience early aging.

If you’ve only ever consistently used one language throughout your life but want to learn another language, it’s never too late to get started. There are many online resources for language learning. You could even try finding a language exchange partner who can help you practice speaking a new language. Your brain will appreciate the workout!