Add Yahoo as a preferred source to see more of our stories on Google. Help your brain help you boost your happy hormones. To explain exactly how these "happiness" chemicals work, I spoke to Loretta ...

Serotonin is a hormone and neurotransmitter—a chemical messenger that transmits signals between nerve cells in the body. Serotonin has a positive influence on the cardiovascular system and the ...

Serotonin has become much more than a hormone: it's a wellness buzzword that allegedly carries the weight of our wellbeing. You may have heard it dubbed the 'happy hormone', or seen it discussed in ...

When was the last time you were truly happy? If you're yearning for happiness, the good news is that your body produces four main hormones that affect your mood. Dopamine, serotonin, endorphins and ...