Known for a long time. [Science Daily Sept 26, 2016] It works both ways. Having a happy spouse affects the other half’s health, so says a recent study of 2000 couples. [Daily Mail UK Sept 26, 2016; Health Psychology Sept 19, 2016]
But is happiness the goal in life? This writer was thinking the happiest places may be where people smoke pot. But a study shows regular cannabis users have lower levels of motivation, higher levels of mental depression and are less satisfied with life. [Substance Abuse Treatment Prevention Policy 2007]
Maybe try chocolate as a mood elevator. [Appetite Sept 15, 2016] Chocolate sweetened with stevia, a natural non-caloric sweetener, is available. [Amazon.com] At $4 a bar, that makes it pricier than some antidepressant drugs.