Abstract Introduction: Asthma is one of the most common diseases of the respiratory system. Its chronic nature and periodic intensification influence patients’ quality of life. During the last decade, the role of physiotherapy has become more important as it is more effective in treating people who suffer from asthma as well as its complications. Aim: The aim of the presented article is the evaluation of effort tolerance amongst patients before and after eighteen days of the application of a set of exercises. Methods: Sixty patients in the state of remission who suffer from chronic asthma were examined. Patients were classified under model C and D. The described program was realized for six days per week and then for a further 3 weeks. The effectiveness of physiotherapy on effort tolerance was evaluated. Submission: The data presented indicates that patients who were treated according to the program managed to walk in a six-minute test much faster than the rest of the patients. Conclusions: 1. Results show that physiotherapy of patients who suffer from asthma treated under model B or C present observed improvement of effort tolerance. 2. Comprehensive application of model C and D proves an increased ability amongst patients to walk much faster during the six-minutes test.