. >> host: atul gawande cdc came out with a report updating the numbers on life expectancy and now a life expectancy is up to 79 and if you make it to age 65 on average you will live to 83 if you are a man and 86 if you are a woman. as a matter of fact most of the statistics are better except for one. the suicide rate has gone up by two percentage points. do you think that depression is one of the underappreciated underrecognized epidemic problems and how does it connect to the issues of older people? >> guest: i do think it is and what you see is very interesting which is that as people age they are happier as they get older. people in all of these studies compare a 30-year-old and a 77-year-old in the 7-year-olds are more likely to be happy and have lower rates of depression. they are likely to have more complex emotions. they can have poignancy which is this idea of negative and positive emotions at the same time until you incarcerate them and i use those words deliberately. putting people into nursing homes are housing situations where they don't feel that they are at home. the m