Abstract
Asthma is one of the most common chronic diseases in childhood and also is an important issue in public health around the would. Many studies have proved the benefits of regular exercise on asthmatic children, included increased cardiovascular function, ameliorated and controlled symptom, increased self-confidence and the quality of life. This article reviewed published peer-review papers concerning the benefits and exercise prescription of swimming for asthmatic children. According to the previous studies, it was concluded that the health benefits of swimming for asthmatic children were, 1) improving the cardiovascular function, 2) less asthmogenic for asthmatic children, and 3) alleviating the symptoms in asthma. The swimming prescription for asthmatic children should include, 1) at least 30 minutes per session, twice per week, and lasting more than 6 weeks, 2) the training intensity above 60% of the individual's maximal capacity; 3) increase duration for the progressive overload and then the intensity, and 4) swim in the warm and wet, the relative humidity above 60%, indoor swimming pool.