Some ple say that laughter is the best medicine. Scientists are and beginning to agree with this. They are studying laughter seriously that it is really good for us. So what happens when we laugh? We fifteen different muscles in our face, and laughing is good for every organ in our body. When we quickly and exercise the and chest. our blood pressure goes down. our our a heartbeat is lower, our brain makes a natural painkiller called and Every minute we laugh is the same as forty-tive minutes of relaxation. Many doctors around the world believe that laughter helps us get better when we are sick. around the world. They try to Today, there are laughter clubs improve people's health with laughter. The laughter clubs 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 no jokes. People laugh as a kind of exercise, and everyone feels better afterwards. Some people pay lot of money to loin a laughter club and a just laugh. laughter. We may change the Of course, there are many kinds of way we laugh in different situations. But we all have a laugh that is special to us. How do you usually laugh? Here's a joke to make you laugh: get a sharp pain in Doctor! Doctor! Every time I drink coffee, I my eye. Doctor: Well, take out the spoon.