These are the grounds of truly joyful living. If you're happy and you know it Let's begin with letting loose our joy. The body temperature rises, making you feel warmer. The pulse rate and blood pressure drop. Muscles contract, then relax as you laugh.
Breathing becomes deeper.
Serum oxygen levels are elevated, which benefits the cardiovascular system, heightens new energy levels and reduces tension. Laughter boosts your immune system by activating T lymphocytes and natural killer cells, both of which help destroy invading micro-organisms. When we laugh, the production of immunity-boosting gamma interferon speeds up the production of new immune cells. When we laugh, it appears that we release endorphins, natural painkillers, which are chemical cousins to the opiates heroin and morphine. 2 One doctor has discovered that laughing for ten minutes similar to rowing one hundred strokes on a rowng machine.