Play now, pay later: consistency matters when it comes to kids and sleep. iStockphoto.com hide caption

toggle caption iStockphoto.com

Former NFL offensive lineman Brian Holloway in front of his home in Stephentown, N.Y., which teens trashed earlier this month. Michael Hill/AP hide caption

toggle caption Michael Hill/AP

Sure you're steamed. But teenagers tend to meet harsh words with even worse behavior, a study says. Katherine Streeter hide caption

toggle caption Katherine Streeter

A first-year student is greeted upon arrival at University College in Utrecht, Netherlands, on August 16, 2010. Robin Utrecht/AFP/Getty Images hide caption

toggle caption Robin Utrecht/AFP/Getty Images

A gene known as DRD2 affects the brain's dopamine system and is known to be associated with aggressive behavior. iStockphoto.com hide caption

toggle caption iStockphoto.com
Harsh In Hard Times? A Gene May Influence Mom's Behavior
  • Download
  • <iframe src="https://www.npr.org/player/embed/209243203/209272338" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">
  • Transcript

Laura Molina, 9, shows the mask she created expressing the feeling of "sadness." Her mother is being treated for breast cancer at the Lyndon B. Johnson public hospital in Houston. Carrie Feibel/KUHF hide caption

toggle caption Carrie Feibel/KUHF
Parents Grapple With Explaining Cancer To Children
  • Download
  • <iframe src="https://www.npr.org/player/embed/206963697/207067968" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">
  • Transcript

Yvonne Condes helps her son Alec get ready for baseball practice. David Gilkey/NPR hide caption

toggle caption David Gilkey/NPR
In Many Families, Exercise Is By Appointment Only
  • Download
  • <iframe src="https://www.npr.org/player/embed/172968900/173034852" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">
  • Transcript

Teacher Denise Severing leads a math lesson at a Head Start school in Woodbourne, New York. John Moore/Getty Images hide caption

toggle caption John Moore/Getty Images

Joshua Gans and his three children. courtesty Joshua Gans hide caption

toggle caption courtesty Joshua Gans
Episode 205: Allowance, Taxes And Potty Training
  • Download
  • <iframe src="https://www.npr.org/player/embed/156391538/156395321" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">