By Dr. Liji Thomas, MD Reviewed by Lauren Hardaker Aug 13 2025 A UK university’s clever menu shuffle shows how small, invisible changes to dining options can drive big gains for both health and the planet, no new recipes required. Study:  Dish swap across a weekly menu can deliver health and sustainability gains . Image credit: Africa Studio/Shutterstock.com A weekly menu with 15 dishes across five days can be tweaked to produce hundreds of combinations that could yield healthier meals without