Let's start. The first idea is
1) Tune yourself only to the better
Try to avoid any negative emotions and, what is more important do not make them yourself. Learn to be in a cheerful mood despite of any weather and state of health. Being in good spirits helps treat even chronic ailment.

2) Smile as often as possible even if your smile addresses to yourself
Optimists and happy people smile a lot. Look at people who produce a successful image - they are smiling endlessly. Besides, physicians have already proved that while smiling a facial muscles strain gives specific signals to the brain having an effect on a pleasure center, and it really promotes good health.

3) Try to live in the present and be able to enjoy it
A hero of a well-known classic work once exclaimed that a moment was the only thing that mattered. So look around and you'll see how beautiful, wonderful, and unique moments of life are. For ex. a fleeting and tender handclasp of your special someone, a kiss