New COVID-19 Variant Spreading in 25 States, May Evade Vaccine Protection

A waning COVID-19 surge is expected to peak this winter with subvariants KP.3.1.1 and XEC accounting for most infections.

March 27, 2026   TODAY'S TOP STORY New COVID-19 Variant Spreading in 25 States, May Evade Vaccine Protection READ ON   What Is the Average 5K Time? READ ON   Why Is There Mucus in My Baby's Poop? READ ON   Bone Metastasis in Non-Small Cell Lung Cancer (NSCLC) READ ON MORE STORIES PRODUCT PICK 9 Best Low Carb Meal Delivery Services   We break down the 9 best meal delivery services that guarantee easy, delicious, and portioned low carb meals. SHOP NOW TODAY'S RESOURCE T2D Newsletter   Learn how to manage your diet, stay on top of your blood sugar levels, and better understand type 2 diabetes. SIGN UP NOW What we're reading next • 5 Best At-Home Hormone Tests of 2026: Should You Use Them? • The 7 Best Online Couples Therapy Platforms in 2026 • Easy Snacking: Make Ahead Bentos • 4 Best DHT-Blocking Shampoos in 2026 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