The choice for some people to be happy from early until end of their age. For example, studied from the teenagers all the way they do activities until old age to see what people can stay happy and healthy. The longest current study of Harvard Development stated that 75 years of people that feel happy as many factors influenced them. In addition, the scientist track the life of 724 men. They asking some question such as their home, home lives and health. Many problems face during this test as it was not easier than others study. However, there are still life people that join the test and now, he was age 90 years old. Moreover, since 1938, they try another ways such as divided people in a group. First group of men who studied at university and second group of boys from boston experienced some probem with thier lifes. All the teenager get interview and medical exam and also their parents got interview too. The result from this study or the factors made the people enjoy their life was God, relationship, keep them happy and healthy from day to day. There were related to relationship situations that supported this way such as social connection, quality with close relationship and have a good partner. This message showed increased healthy until old aged can be done and still aware about little mistake to broke the relationship.