- contraindications to six-minute walk test - contraindications to spirometry - complications during the baseline six-minute walk test - have neurological pathology, neuropathy, limb dysfunction, or other underlying physical disability that makes physical exercise impossible - be pregnant or breastfeeding - do not have access to the internet or a telephone line - have previous lung diseases like asthma, copd, fibrosis, or tuberculosis - moderate or severe heart disease (grade iii or iv, new york heart association) - have had another severe disease in the last six months - severe depression or suicidal intention - be taking any medication for depression, anxiety, or other medication prescribed by a psychiatrist prior to the onset of a covid-19 condition - have cognitive impairment or sensory disturbance

- contraindications to six-minute walk test - contraindications to spirometry - complications during the baseline six-minute walk test - have neurological pathology, neuropathy, limb dysfunction, or other underlying physical disability that makes physical exercise impossible - be pregnant or breastfeeding - do not have access to the internet or a telephone line - have previous lung diseases like asthma, copd, fibrosis, or tuberculosis - moderate or severe heart disease (grade iii or iv, new york heart association) - have had another severe disease in the last six months - severe depression or suicidal intention - be taking any medication for depression, anxiety, or other medication prescribed by a psychiatrist prior to the onset of a covid-19 condition - have cognitive impairment or sensory disturbance

- to have dementia or cognitive impairment, symptomatic psychiatric illness, hearing or visual impairment that might interfere to follow the instructions - to have a severe co-morbidity that exercise is contraindicated - taking any medication for depression, anxiety, or other medication prescribed by a psychiatrist prior to the onset of a covid-19 condition. - chronic obstructive pulmonary disease or any other previous respiratory disease except covid-19 - moderate or severe heart disease (grade iii or iv, new york heart association) - severe depression or suicidal intention - contraindications to spirometry.

- to have dementia or cognitive impairment, symptomatic psychiatric illness, hearing or visual impairment that might interfere to follow the instructions - to have a severe co-morbidity that exercise is contraindicated - taking any medication for depression, anxiety, or other medication prescribed by a psychiatrist prior to the onset of a covid-19 condition. - chronic obstructive pulmonary disease or any other previous respiratory disease except covid-19 - moderate or severe heart disease (grade iii or iv, new york heart association) - severe depression or suicidal intention - contraindications to spirometry.