A competition to find new ways to reduce antibiotic misuse in production animals has resulted in promising findings on how improved gut health in broiler chickens could boost immunity and reduce antibiotic-resistant bacteria, an approach that could bring wider benefits across the entire sector. Changing the prescription Antimicrobials overuse and misuse for disease prevention and growth promotion in production animals is a primary factor driving the rise of resistance in pathogens that can infect humans and animals. This has led