When it comes to happiness, serotonin plays a big part. Serotonin is a hormone, which contributes to the regulation of numerous body processes and it carries out its most well-known function in the brain. In the brain, serotonin acts as a neurotransmitter, sending vital messages which stimulate nerve cells. Well-regulated serotonin levels are essential for … Continue reading 5 Natural Ways To Boost Your Serotonin Levels & Become Happier