Why Music Is Now Your Best Brain Health Investment

If you had a pill that reduced your risk of dementia by nearly 40% with no side effects, cost under $20 a session, and left you feeling joyful — you'd take it without hesitation. That pill doesn't exist. But music does.

New research from Monash University — one of the largest studies of its kind — followed more than 10,800 older Australians and found something remarkable: those who listened to music regularly had a 39% lower risk of developing dementia. Those who played an instrument had a 35% lower risk. These aren't small numbers. They're among the most significant lifestyle-linked reductions in dementia risk ever recorded in an Australian cohort.

What the research actually shows

The study, published in the International Journal of Geriatric Psychiatry by Wiley, controlled for age, education, health conditions and other lifestyle factors. Music wasn't just correlated with better brain health — it appeared to be independently protective.

The researchers believe several mechanisms are at work. Music activates more areas of the brain simultaneously than almost any other activity — combining auditory processing, memory retrieval, emotional regulation, motor coordination and social connection all at once. It's the closest thing to a full-brain workout that most of us will ever experience.

"Music activates more regions of the brain simultaneously than almost any other human activity." — Neurologist Oliver Sacks

Playing vs listening: does it matter?

Both confer benefit, but playing an instrument appears to have an edge — likely because it adds fine motor skill, reading (notation), concentration and active learning to the mix. That's why piano tuition isn't just a leisure activity for older adults. It's a genuine cognitive investment.

That said, passive listening still showed a 39% reduction in risk. So turning on music you love every morning — while you have breakfast, walk Bentley, or drive — is one of the simplest, most evidence-informed things you can do for your brain today.

What this means for you

You don't need to become a concert pianist. You don't need to read music. You just need to engage — regularly, joyfully, and ideally with others. Whether that's a weekly piano lesson, joining a community choir, or simply curating a playlist that moves you, the research is unequivocal: music belongs in your daily life.

At Three Quarter Time, every offering — from one-on-one piano tuition to Music as Medicine group sessions and PAC Singers — is designed to give you exactly this. Not as entertainment, but as evidence-informed prevention.

"The best brain health investment you can make today doesn't cost a fortune. It starts with a song."

Ready to begin? Explore our offerings or book a session at threequartertime.com.au

Sources: Wiley / Monash University, International Journal of Geriatric Psychiatry, 2025. Content is general wellness information and does not constitute medical advice.