Employee engagement is essentially the measure of your enthusiasm for work. That may sound oxymoronic to some, but considering that most of us spend the majority of our lives in a workplace, employee engagement has significant ramifications for personal health, happiness and well-being. But its importance is not limited to individuals. Researchers repeatedly find it acutely affects the productivity and the profitability of today’s businesses. Here are three research-backed ways to affect positive change in your own personal level of engagement and happiness.