Your gut could be affecting your mood

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November 08, 2025 Your gut could be affecting your mood By Angela Haupt Editor, Health and Wellness Did you know that 90% of the body's serotonin is made in the gut, not the brain? That's just one of the many ways the bacteria that live in the digestive tract affect our mental well-being. TIME contributor Lauryn Higgins talked to experts about the science of the gut-brain connection—and the potential mental-health implications. READ MORE » If you have a minute, please take our quick survey to help us better understand who you are and which health topics interest you most. Take the Survey WHAT ELSE TO READ What It Means if You Have Borderline High Cholesterol—And What to Do About It It's an in-between place that's not quite high, but not quite within a normal range.   Why Your Breakfast Should Start with a Vegetable By changing the order in which you eat food, it's possible to eat carbs and have healthy blood sugar, too.   9 Things Therapists Do When They Feel Lonely Therapists share the low-effort steps they take in their own lives when isolation starts to creep in.   If you were forwarded this and want to sign up to receive it daily, click here. Today's newsletter was written by Angela Haupt and edited by Mandy Oaklander.   Want more from TIME? Sign up for our other newsletters.         Subscribe to TIME TIME may receive compensation for some links to products and services in this email. Offers may be subject to change without notice. Connect with TIME via Facebook | Twitter | Newsletters PRIVACY POLICY | YOUR CALIFORNIA PRIVACY RIGHTS Questions? Contact newsletters@time.com Update your email preferences or unsubscribe here © 2025 TIME USA, LLC. All rights reserved. TIME Customer Service, P.O. Box 37508 Boone, IA 50037-0508, United States of America Terms of Service