How to Bring the Laughter Back Into Your Marriage

12 Simple Ways to Give Your Loved One a Mental Hug

The facial muscles that make you smile when you laugh are coincidentally (or not!) neighboring the very part of the brain that is also responsible for the production of serotonin.

How to Bring the Laughter Back Into Your Marriage

Serotonin controls sleep, memory, learning, temperature and—you guessed it—mood and behavior.

Here comes a simple truth.