Qigong exercises are indicated for chronic diseases, such as hypertension, heart diseases, gastric ulcer, chronic hepatic disease, insomnia, neurosis, neurasthenia, etc.  It is also good for senile diseases.

Although qigong exercises have a wide range of indications, it doesn't mean all diseases respond to it.  It is inadvisable for people with mental problems, or eccentric and stubbornly biased people to do qigong exercises.