* patients who had previously undergone imt; * inability to perform the assessment tests; * orthopedic, visual, and neurological problems that would limit exercise treatment; * patients who are unable to undergo imt because of discomfort with the use of the device; * respiratory diseases, severe heart and/or neuromuscular diseases that pre-exist covid-19; * participants who do not have 90% attendance at rehabilitation sessions; * patients who required orotracheal intubation and use of mechanical ventilation support; * patients with body mass index (bmi) above 40.

* patients who had previously undergone imt; * inability to perform the assessment tests; * orthopedic, visual, and neurological problems that would limit exercise treatment; * patients who are unable to undergo imt because of discomfort with the use of the device; * respiratory diseases, severe heart and/or neuromuscular diseases that pre-exist covid-19; * participants who do not have 90% attendance at rehabilitation sessions; * patients who required orotracheal intubation and use of mechanical ventilation support; * patients with body mass index (bmi) above 40.

patients who had previously undergone imt; inability to perform the assessment tests; orthopedic, visual, and neurological problems that would limit exercise treatment; patients who are unable to undergo imt because of discomfort with the use of the device; respiratory diseases, severe heart and/or neuromuscular diseases that pre-exist covid-19; participants who do not have 90% attendance at rehabilitation sessions; patients who required orotracheal intubation and use of mechanical ventilation support; patients with body mass index (bmi) above 40.

patients who had previously undergone imt; inability to perform the assessment tests; orthopedic, visual, and neurological problems that would limit exercise treatment; patients who are unable to undergo imt because of discomfort with the use of the device; respiratory diseases, severe heart and/or neuromuscular diseases that pre-exist covid-19; participants who do not have 90% attendance at rehabilitation sessions; patients who required orotracheal intubation and use of mechanical ventilation support; patients with body mass index (bmi) above 40.