Antibiotics and Farm Animals: Antibiotic resistance may mean some infections are untreatable in the future. To combat this bacterial evolution, new federal rules went into effect on January 1 that restrict use of antibiotics in food animals, where the majority of US antibiotics are consumed. Critics worry the rules don’t go far enough. Experts on both sides of the issue discuss.
The Decrease in Hearing Loss: A major new study shows hearing loss is decreasing in the US. This has surprised some experts who’ve feared greater use of ear buds would lead to greater hearing loss in young people. Experts discuss why hearing loss is declining and caution against complacency.