Try these three exercises to help improve insomnia

Chief Medical Officer of Northwestern Medicine’s Northwest region of hospitals Dr. Irfan Hafiz joins Bob Sirott to talk about a trial for a pill that treats obstructive sleep apnea and three exercises that could help improve insomnia. He also shares some tips to help quit smoking for good, the severity of withdrawal from antidepressants, and a study that focuses on when aging hits a dramatic turning point.