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

City Homesteading

Across the country, people in communities of all sizes are crafting ways to grow food, build eco-homes and live in harmony with the environment and each other.

ROCK STEADY BOXING

Bigger Than Ever

Last year more than 3,000 people flocked to the Emerald Coast Holistic Health Expo to explore the wide world of natural health and green living.

A Time to Connect

Big Breakfast, Lower Body Mass

People that make breakfast their largest meal of the day have lower body mass, while those that make dinner the biggest meal are likely to weigh more, a recent study concluded.

Add your comment:

ADVERTISEMENT

ADVERTISEMENT

ADVERTISEMENT

ADVERTISEMENT

ADVERTISEMENT

ADVERTISEMENT

ADVERTISEMENT