4月16日，人力资源社会保障部、最高人民法院联合发布第四批劳动人事争议典型案例，其中一起对用人单位能否因女职工怀孕调岗降薪作出明确回应。

Modern life makes us tired, right? But research from societies in Africa and South America suggests people in the ancient world slept only 6.5 hours a night.