happiness

Bruises, blisters and blood is worth the happiness and satisfaction.

Laurie Santos knows a lot about happiness. She teaches a course about it at Yale University. In fact, Lori told us her course is the most popular course ever offered in Yale's 300-year history. Laurie teaches her students the science behind being happy...

According to Business Insider, humans supposedly "peak" at certain things at very specific ages in life. For true happiness, that happens twice. The first time a person reaches life satisfaction is at age 23, when you're supposedly beginning your "adult life...