Then, millions of Americans suffer from hearing loss. We'll talk to David Owen, author of "Volume Control: Hearing in a Deafening World," who will outline some surprising health effects connected to it, and explain why many of us have a hard time admitting when it's time for a hearing aid or other help.

And, depression in American children may be at an all-time high. But, Deanna Barch, PhD, chair of the Department of Psychological & Brain Sciences in Arts & Sciences and the Gregory B. Couch Professor of Psychiatry at Washington University School of Medicine in St. Louis, joins us for a look at a study that found that team sports can lead to less depression in kids as young as nine.