Relaxation therapy in adult asthma. Is there new evidence for its effectiveness?

@article{Ritz2001RelaxationTI,
  title={Relaxation therapy in adult asthma. Is there new evidence for its effectiveness?},
  author={Thomas Ritz},
  journal={Behavior modification},
  year={2001},
  volume={25 4},
  pages={640-66}
}
Studies of relaxation training for adult asthma patients were reviewed for the period between 1980 and 2000. Six controlled and three uncontrolled studies were identified, employing a variety of methods, such as progressive relaxation, functional relaxation, autogenic training, or yoga. Most studies had low sample sizes and suffered from one or more methodological deficiencies, such as suboptimal data analysis, high dropout rates, problematic measurement procedures, or insufficient descriptions… CONTINUE READING