Update: Read transcript here. In 2008, 36 million people died from noncommunicable diseases (NCDs). Deaths related to these chronic diseases are increasing, especially in low- and middle-income countries. Over half of deaths are associated with behaviors that begin or are reinforced during adolescence, including tobacco and alcohol use, poor eating habits, and lack of exercise....

Update: Read transcript here. Today, Americans are more likely to marry and to divorce than in almost any other Western nation. How has this pattern changed over the last 10 years? What are the implications for current and future generations? Johns Hopkins University professor Andrew Cherlin's review of the research, "Demographic Trends in the United...

Update: Read transcript here. Many people know that individuals with higher levels of education tend to live longer and healthier lives than individuals with low levels of education. In a recent study, Robert Hummer and colleagues built on this knowledge by demonstrating new important characteristics of the relationship between education and adult mortality in the...