HealthWe need a wake-up call when it comes to adolescent sleep Early school start times can be harmful to the health of teenagers. But delaying the morning bell isn’t a panacea, says Kenneth Miller Comment
HealthYour ultimate guide to ultra-processed food – how bad is it really? Highly processed foods, from pizza to bread, are said to be seriously bad for your health. Here is a digestible guide to what the evidence says, to help you make sense of the conflicting claims Features