inclusion criteria: age at the time of sars-cov2 test: age > 65 age 55-64 and 1 or more of: i. bmi>35, ii. chronic kidney disease, iii. diabetes mellitus, iv. immunosuppressive disease v. current immunosuppressive treatment vi. hypertension vii. coronary artery disease viii. chronic lung disease c. age 18-54 and 1 or more of: i. bmi>35 ii. chronic kidney disease iii. diabetes mellitus iv. immunosuppressive disease v. current immunosuppressive treatment disease characteristics: not hospitalized sample collection for first sars-cov2 test positive within 3 days prior to consent. one or more mild covid-19 symptoms and within 10 days from onset i. fever ii. cough iii. sore throat iv. malaise v. headache vi. muscle pain vii. gastrointestinal symptoms viii. shortness of breath with/without exertion study procedures: resident of british columbia understand and agree to planned study procedures ability and willingness to provide informed consent: the participant will provide informed consent by telephone

inclusion criteria: age at the time of sars-cov2 test: age > 65 age 55-64 and 1 or more of: i. bmi>35, ii. chronic kidney disease, iii. diabetes mellitus, iv. immunosuppressive disease v. current immunosuppressive treatment vi. hypertension vii. coronary artery disease viii. chronic lung disease c. age 18-54 and 1 or more of: i. bmi>35 ii. chronic kidney disease iii. diabetes mellitus iv. immunosuppressive disease v. current immunosuppressive treatment disease characteristics: not hospitalized sample collection for first sars-cov2 test positive within 3 days prior to consent. one or more mild covid-19 symptoms and within 10 days from onset i. fever ii. cough iii. sore throat iv. malaise v. headache vi. muscle pain vii. gastrointestinal symptoms viii. shortness of breath with/without exertion study procedures: resident of british columbia understand and agree to planned study procedures ability and willingness to provide informed consent: the participant will provide informed consent by telephone

inclusion criteria: 1. age at the time of sars-cov2 test: 1. age > 65 2. age 55-64 and 1 or more of: i. bmi>35, ii. chronic kidney disease, iii. diabetes mellitus, iv. immunosuppressive disease v. current immunosuppressive treatment vi. hypertension vii. coronary artery disease viii. chronic lung disease c. age 18-54 and 1 or more of: i. bmi>35 ii. chronic kidney disease iii. diabetes mellitus iv. immunosuppressive disease v. current immunosuppressive treatment 2. disease characteristics: 1. not hospitalized 2. sample collection for first sars-cov2 test positive within 3 days prior to consent. 3. one or more mild covid-19 symptoms and within 10 days from onset i. fever ii. cough iii. sore throat iv. malaise v. headache vi. muscle pain vii. gastrointestinal symptoms viii. shortness of breath with/without exertion 3. study procedures: 1. resident of british columbia 2. understand and agree to planned study procedures 4. ability and willingness to provide informed consent: the participant will provide informed consent by telephone

inclusion criteria: 1. age at the time of sars-cov2 test: 1. age > 65 2. age 55-64 and 1 or more of: i. bmi>35, ii. chronic kidney disease, iii. diabetes mellitus, iv. immunosuppressive disease v. current immunosuppressive treatment vi. hypertension vii. coronary artery disease viii. chronic lung disease c. age 18-54 and 1 or more of: i. bmi>35 ii. chronic kidney disease iii. diabetes mellitus iv. immunosuppressive disease v. current immunosuppressive treatment 2. disease characteristics: 1. not hospitalized 2. sample collection for first sars-cov2 test positive within 3 days prior to consent. 3. one or more mild covid-19 symptoms and within 10 days from onset i. fever ii. cough iii. sore throat iv. malaise v. headache vi. muscle pain vii. gastrointestinal symptoms viii. shortness of breath with/without exertion 3. study procedures: 1. resident of british columbia 2. understand and agree to planned study procedures 4. ability and willingness to provide informed consent: the participant will provide informed consent by telephone

inclusion criteria: 1. age at the time of sars-cov2 test: a. age > 65 2. disease characteristics: 1. not hospitalized 2. sample collection for first sars-cov2 test positive within 3 days prior to consent. 3. one or more mild covid-19 symptoms and within 10 days from onset i. fever ii. cough iii. sore throat iv. malaise v. headache vi. muscle pain vii. gastrointestinal symptoms viii. shortness of breath with/without exertion 3. study procedures: 1. resident of british columbia 2. understand and agree to planned study procedures 4. ability and willingness to provide informed consent: the participant will provide informed consent by telephone

inclusion criteria: 1. age at the time of sars-cov2 test: a. age > 65 2. disease characteristics: 1. not hospitalized 2. sample collection for first sars-cov2 test positive within 3 days prior to consent. 3. one or more mild covid-19 symptoms and within 10 days from onset i. fever ii. cough iii. sore throat iv. malaise v. headache vi. muscle pain vii. gastrointestinal symptoms viii. shortness of breath with/without exertion 3. study procedures: 1. resident of british columbia 2. understand and agree to planned study procedures 4. ability and willingness to provide informed consent: the participant will provide informed consent by telephone