Sleep quality tends to decline with age, making it very difficult for older adults to fall asleep and stay asleep. However, pink noise may be just the thing to help these individuals get the sleep they need. Pink noise includes sounds like falling rain, a flowing river, crashing waves, or other nature sounds that cover a wide range of frequencies. It better emphasizes lower frequencies, however.
Researchers played pink noise audio through a headband to older adults while they slept, and the study showed that pink noise during deep sleep increased slow waves in the brain for some participants. Continue reading for more information regarding deep sleep for older adults and pink noise.
