Pink Noise While Asleep Helps Memory

Random Sound While Sleeping Increases Brain Activity




Africa Studio/Shutterstock.com

Researchers from Northwestern University have found that acoustic stimulation using pink noise (random sound with more low frequencies than white noise) increases slow-wave brain activity, thus improving sleep-dependent memory retention. Thirteen mature adults completed two nights of sleep; one with the pink noise and one without, in random order. Specific brainwave activity increased during the periods when the pink noise was being delivered, suggesting that it could help older adults preserve some memory functions.


This article appears in the December 2017 issue of Natural Awakenings.

Edit ModuleShow Tags

More from Natural Awakenings

Read Our Current Issue

Erling Kagge on Our Deep Need For Silence

The explorer and author speaks on how silence is golden and can be achieved anytime, anywhere by going within.

Imperfectly Perfect Pets

Like humans, pets can face physical and mental challenges, but fresh approaches are giving our beloved animals fuller, happier days.

A Kinder Heart

To transcend society’s hectic pace and intrusive demands, we can relax deeply into our heart center and experience the all-embracing love that is always there.

Take Magnesium to Metabolize Vitamin D

Without adequate amounts of magnesium in the body, vitamin D supplements can’t be metabolized; high amounts may even increase the risk of vascular calcification.

Add your comment:
Edit ModuleShow Tags

See More »This Month

Resolution Chicago Presents Hypnosis/NLP Trainer Tim Marshall

Tim Marshall will conduct Hypnosis Certification Training from noon to 8 p.m. for three days starting October 21 and NLP Certification Training from October 28 to November 6, along with TimeLine Resolution Certification Training.

Letter from Publisher

Yes! July is one of our favorite issues because we get to focus on local food, community, urban farming and sustainable agriculture.

Take A Different Approach to Weight Loss

Rachel Cosgrove, BS, CSCS, the co-founder and co-owner of Results Fitness, in Southern California, is a fitness expert for Women’s Health.

Make this Tasty Italian Soup at Home

Warm up this winter with this healthy family recipe for Pasta e Fagioli from Bob Mariano, chairman, president and chief executive officer of Roundy’s, Inc.

Five Phase Wellness Center Marks Anniversary with New Offering

Evanston’s Five Phase Wellness Center celebrates its first year of providing complete wellness care to the community by establishing an affordable Pain Clinic two days a week.

Infinity Foundation Hosts Bestselling Authors

The Highland Park-based, nonprofit Infinity Foundation is hosting three bestselling authors this month.