How Blue Light Affects Our Eyes

Plus: Lutein and Zeaxanthin: Benefits, Dosage and Food Sources

Customize your newsletter with topics you're interested in!   October 2, 2025   TODAY'S TOP STORY What Is Blue Light, and How Does It Affect Our Eyes? READ ON   Lutein and Zeaxanthin: Benefits, Dosage and Food Sources READ ON   Pinpoint Pupils READ ON   Diabetes Doctors READ ON MORE SUPPORT FOR YOU Stop the Stye Trying to manage a stye? We've got you covered. Answer a few easy questions to get the symptom relief you need from a healthcare professional, all online. GET CARE NOW Optum Now is only available in the United States. LIVING WELL More healthy reads 📈 Itchy Shins 🩺 Oxalate Nephropathy: What Is This Form of Kidney Failure? 🫀 Is There Such a Thing as Bad Chest Genes? 🌻 What Are Food Swamps? All You Need to Know   TODAY'S RESOURCE     How to Lower Your Risk of Macular Degeneration These lifestyle habits can help you ward off the disease and prevent symptoms from worsening. DOWNLOAD NOW       HEALTHLINE HUBS Eye Care   Treating Macular Degeneration Living with Blindness   Nutrition & Supplements 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. © 2025 RVO Health 1101 Red Ventures Drive Fort Mill, SC 29707