WHEN she signed up for a self-development course, Rebekah Lawrence hoped it would help her find happiness. Instead, it triggered a psychotic state in which she leapt naked to her death from her office window.

Yes, Virginia, there is a Santa Claus - and his name is Harold Neumeister. Here's the inspiring story of a former homeless man who found happiness after a lifetime of personal problems and spreads good cheer - even after recently losing his leg to diabetes.

Loneliness, like happiness, can be contagious, says research out today that shows how feeling lonely can make others lonely, too.

Jillian Michaels, the tough-as-nails fitness and wellness expert on NBC's hit show "Biggest Loser," will be featured on her own new show, "Losing It With Jillian." During the eight-week series starting in 2010, she'll live with a new family each week, giving them some tough love and getting to the bottom of issues each family member faces, ones that affect their health and happiness.

Empathy in our genesKeltner's team is looking into how the human capacity to care and cooperate is wired into particular regions of the brain and nervous system. One recent study found compelling evidence that many of us are genetically predisposed to be empathetic.The study, led by UC Berkeley graduate student Laura Saslow and Sarina Rodrigues of Oregon State University, found that people with ...

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( University of California - Berkeley ) Researchers at the University of California, Berkeley, are challenging long-held beliefs that human beings are wired to be selfish. In a wide range of studies, social scientists are amassing a growing body of evidence to show we are evolving to become more compassionate and collaborative in our quest to survive and thrive.

With the holidays right around the corner, many people may not be feeling happiness and good cheer. This is often true for some older adults. Depression affects nearly 20 percent of the adult population and is often experienced during the holiday season.

According to actor-turned-photographer Thanongsak Supasap, health is better than wealth.

I am 26 years old and have had four major depressive episodes. I did not seek treatment until the last (and worst) episode and have since been taking two different antidepressants.