Since 1947, the American Association for Respiratory Care (AARC) has been committed to enhancing your professionalism as a respiratory care practitioner, improving your performance on the job, and helping you broaden the scope of knowledge essential to your success. With more than 50,000 members nationwide, the AARC is the only professional society for respiratory therapists in hospitals and with home care companies, managers of respiratory and cardiopulmonary services, and educators who provide respiratory care training. AARC Vision/Mission Statement The American Association for Respiratory Care (AARC) will continue to be the leading national and international professional association for respiratory care. The AARC will encourage and promote professional excellence, advance the science and practice of respiratory care, and serve as an advocate for patients, their families, the public, the profession and the respiratory therapist.