Today,there are laughter clubs around the world.They try to improve people is health with laughter.The laughter club started in India Now they are all around the world.There are more than 450 laughter clubs just in India.All kinds of people join a laughter club.They go once a day for 20 minutes and start to laugh.There are we jokes. people laugh as a kind of exercise,and everyone feels better of afterwards. some people pay a lot of money to john a laughter club and just laugh.