Smiling has been scientifically proven to be a powerful mood-booster. (Getty Images) Sometimes, turning a frown upside down by smiling can be the simplest and most effective way to stop a gloomy day ...

A survey of 2,000 adults revealed that simple pleasures such as seeing a loved one receive good news, being surprised with a gift, or getting a hug are among the top mood-boosters. Other joy triggers ...

Everyone has seen the power of a great smile. A child’s smile can make your day. A smile across a crowded room can be the start of something big. This phenomenon extends to business, where a terrific ...