Health News 'Very homophobic': Teachers' union leader Randi Weingarten says House hearing crossed the line This could be why your hair turns gray — and other health stories you may have missed Black women should start breast cancer screening at younger age, study suggests What is happiness, and how can you be more happy? Experts from the happiest countries share their tips Randi Weingarten, Anthony Fauci, and why we are still talking about pandemic school closures