10 Natural ways to Boost your Serotonin Levels & Become HappierIt’s a fact that many things can interfere with your happiness, like love and money. But did you know that this feeling has a lot to do with a hormone? For many and many centuries, people have tried to define and represent happiness. However, in recent years, some people started studying happiness from a completely non-romantic angle, through a biological process to understand what triggers this feeling, from a physical point of view. And that’s when they found the hormone serotonin.