>Kokoro Shirai, Hiroyasu Iso, Tetsuya Ohira, Ai Ikeda, Hiroyuki Noda, Kaori Honjo, Manami Inoue, Shoichiro Tsugane

>A lower perceived level of life enjoyment was found to be associated with higher risks of cardiovascular disease incidence and mortality among middle-aged men, suggesting a protective role of positive psychological conditions on cardiovascular disease.