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Brain Health, Mood, & Sleep: All Protected By This Simple Movement

Ava Durgin
Author:
August 26, 2025
Ava Durgin
Assistant Health Editor
By Ava Durgin
Assistant Health Editor
Ava Durgin is the Assistant Health Editor at mindbodygreen. She is a recent graduate from Duke University where she received a B.A. in Global Health and Psychology. In her previous work, Ava served as the Patient Education Lead for Duke Hospital affiliated programs, focusing on combating food insecurity and childhood obesity.
Women Going for a Hike Outdoors
Image by rawpixel / iStock
August 26, 2025

If there were a single lifestyle tweak that could help guard against dementia, depression, stroke, anxiety, and sleep problems… would you make time for it? According to new research, regular movement may be that all-in-one prescription.

The power of movement 

We already know physical activity is essential for heart health and longevity, but this large-scale UK Biobank analysis shows it’s just as powerful for your brain and emotional well-being. And the benefits aren’t just for gym-goers. Even short bursts of movement (“exercise snacks”) throughout the day can make a measurable difference.

What the study found

Researchers tracked 73,000+ adults using accelerometers for 7 days, then followed their health outcomes. Here’s what they discovered:

  • People with moderate to vigorous activity were 14% to 40% less likely to develop dementia, stroke, anxiety, depression, or sleep disorders compared to less active peers.
  • More sitting = higher risk. Inactivity raised the chances of developing these conditions by 5% to 54%, depending on total sedentary time.
  • The findings held true even after adjusting for age, lifestyle factors, and other health variables.

The takeaway

You don’t need hours in the gym to protect your brain and mood. The key is moving more and sitting less, consistently. Even small, intentional bursts of activity throughout the day can help keep both your body and mind healthier for years to come.

+Moving & grooving