Your good night's sleep begins at MDAC

MDAC Medical Diagnostics & Consulting is a respiratory therapy clinic located in Thunder Bay, Ontario that specializes in pulmonary lung function testing, blood pressure monitoring, and various sleep studies.

As many as 20% of the population may have a sleep disorder. The importance of a good night's sleep is becoming better understood. Our centre is prepared to help.

We specialize in the following areas:


  • Blood pressure monitoring
  • Pulmonary lung function testing
  • Holter monitoring
  • Exercise stress testing
  • ECG's
  • Loop event recorders
  • Smoking cessation
  • Sleep studies