inclusion criteria: * age range 18-75 years. * patients who have been hospitalized for more than 5 days for covid-19. * patients who have been discharged from the hospital and present a fatigue score higher than 4 points on average on the fatigue severity scale (fss). * independent walking, even with the use of any technical aid. * have signed the informed consent form.

inclusion criteria: * age range 18-75 years. * patients who have been hospitalized for more than 5 days for covid-19. * patients who have been discharged from the hospital and present a fatigue score higher than 4 points on average on the fatigue severity scale (fss). * independent walking, even with the use of any technical aid. * have signed the informed consent form.

inclusion criteria: - age range 18-75 years. - patients who have been hospitalized for more than 5 days for covid-19. - patients who have been discharged from the hospital and present a fatigue score higher than 4 points on average on the fatigue severity scale (fss). - independent walking, even with the use of any technical aid. - have signed the informed consent form.

inclusion criteria: - age range 18-75 years. - patients who have been hospitalized for more than 5 days for covid-19. - patients who have been discharged from the hospital and present a fatigue score higher than 4 points on average on the fatigue severity scale (fss). - independent walking, even with the use of any technical aid. - have signed the informed consent form.

inclusion criteria: - age range 18-75 years. - patients who have been hospitalized for more than 5 days for covid-19. - patients who have been discharged from the hospital and present a fatigue score higher than 4 points on average on the fatigue severity scale (fss). - have signed the informed consent form.

inclusion criteria: - age range 18-75 years. - patients who have been hospitalized for more than 5 days for covid-19. - patients who have been discharged from the hospital and present a fatigue score higher than 4 points on average on the fatigue severity scale (fss). - have signed the informed consent form.