Debating causes and family education

Parenting advice often focuses on grades, extracurriculars, or screen time. But new research drawing on data from over 50,000 teenagers across 15 countries suggests something simple may also matter: household chores. Researchers are exploring how families share responsibilities influences whether children bully their peers(16:21). / Can eating well be bad for you? On the show: Niu Honglin, Steve & Fei Fei