As US health secretary, Robert F. Kennedy Jr. has drawn a lot of attention for promoting pseudoscience and disproven theories, especially on vaccines. He is using that playbook on another major public health issue: gun violence, which remains the leading cause of death for kids in America. When it comes to school shootings and other mass […]
Challenging the brain by exposing it to new situations, tasks and skills can improve its efficiency, much like strength training does for our muscles. But maximum efficiency requires optimal rest.