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   Fewer Cervical Cancer Screenings Needed for Females Vaccinated Against HPV READ ON   More Than a Third of All Cancer Cases Linked to Modifiable Risk Factors READ ON   Understanding the Progression of Ulcerative Colitis (UC) READ ON MORE STORIES PRODUCT PICK 8 Strongest CBD Oils: High-Dose Potency and Safety   We ranked the 8 strongest CBD oils you can buy, all delivering high-dose potency (50mg+). Plus, expert tips on using them safely. SHOP NOW TODAY'S RESOURCE Heart Health Newsletter   How can you take the best care of your heart? This newsletter has everything to know. 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