Inclusion Criteria:  Diagnosed with COVID-19 by Computed Tomography (CT) or PCR test between the ages of 18-75, Do not have any orthopedic or neurological disease that will affect exercise capacity, Individuals who can take and execute verbal orders, Have had COVID-19 and at least 2 weeks have passed since the completion of the treatment, Individuals who have a computer or smart phone with a camera and internet connection and have the ability to use it (the participant himself or one of his family members living in the same house), Individuals who are sedentary (those whose physical activity level is inactive according to the Turkish version of the International Physical Activity Questionnaire (UFAA)), Having dyspnea at level 2 or 3 on the Medical Research Council Dyspnea Scale.  Exclusion Criteria:  Those who have not had COVID-19 or acute period patients who are experiencing COVID-19, Individuals who cannot be contacted, Individuals with chronic heart disease, Those with concomitant uncontrolled disease; uncontrolled hypertension (resting blood pressure ≥160 /100mmHg), uncontrolled diabetes (random instantaneous blood glucose>16.7 mmol/l, HbA1C>7.0%), Those with concomitant severe organic disease (unstable hemodynamic heart disease, heart failure causing movement limitation, unstable angina, MI or other cardiac disease in the last 12 years), Individuals with cerebrovascular disease in the last 6 months, Those with digestive system ulcer, thyroid dysfunction or active stage of tuberculosis, Patients with Chronic Kidney Failure stage 3 and above according to Glomerular Filtration Rate (GFR), Individuals who have undergone intraraticular medication or surgery from their lower extremities in the last 6 months, Individuals who cannot walk independently, Individuals with any mental illness that may prevent them from living independently or receiving treatment, Uncooperative individuals for assessment and rehabilitation programs, Those with alcohol or substance addiction, Those who are pregnant, suspected of pregnancy or considering becoming pregnant, Participants in another study within the last 3 months or currently.