Pink Noise May Disrupt REM Sleep and Harm Sleep Quality, Researchers Say

A recent study suggests that pink noise may interfere with REM sleep nd reduce overall sleep quality. The researchers say that using earplugs may be a safer alternative to pink noise.

February 6, 2026   TODAY'S TOP STORY Pink Noise May Disrupt REM Sleep and Harm Sleep Quality, Researchers Say READ ON   To-Go Coffee Cups Release Thousands of Microplastics: How to Stay Safe READ ON   Mediterranean Diet May Lower Stroke Risk in Females, Study Says READ ON   Similarities and Differences Between Narcolepsy Type 1 and Type 2 READ ON MORE STORIES PRODUCT PICK 7 Best Meal Delivery Services: Tested and Ranked by Experts   Stop guessing. Our expert testers tried the most popular meal delivery services to help you decide which is right for your needs and budget. SHOP NOW TODAY'S RESOURCE Prevent Cavities with Our 3-Day Series   Learn to spot early warning signs of cavities, discover tooth-friendly food and habits, and make simple changes to protect your smile. SIGN UP NOW What we're reading next • Self-Care Routine Checklist for Physical, Mental, and Emotional Well-Being • Can Bananas Lower Your Risk of Getting Prostate Cancer? • Hims Review for Erectile Dysfunction and Hair Loss: Our Testers Share What It Offers, the Prices, and More • Non-Hodgkin's Lymphoma in Pictures FOLLOW US ON INSTAGRAM We'd love to hear from you! Send us a message at newsletters@healthline.com to let us know what else you'd like to see. Until then, Take care of yourself, and we'll see you again soon! View in browser Did a friend send you this email? Subscribe here. To see all newsletters, click here. Privacy   |   Unsubscribe We may feature your messages to our inbox within our content. Please do not provide any personal identifiable information. Replies may be edited for length and clarity. For more, see our Privacy Policy. Our website services, content, and products are for informational purposes only. Healthline does not provide medical advice, diagnosis, or treatment and should not be used as a substitute for medical advice from a healthcare professional. Healthline encourages you to make any treatment decisions with your healthcare professional. Every product we recommend has gone through either Healthline's or Optum Now's vetting processes. If you buy through links on this page, we may receive a small commission or other tangible benefit. Healthline has sole editorial control over this newsletter. Potential uses for the products listed here are not health claims made by the manufacturers. Healthline and Optum Now are owned by RVO Health. © 2026 RVO Health 1101 Red Ventures Drive Fort Mill, SC 29707