* lingering covid19 symptomology * cardiovascular disease * pulmonary disease * cerebrovascular disease * taking medication that influences heart rate, blood pressure, or cerebrovascular function, * severe obesity (bmi \>40) * metabolic comorbidities (diabetes, metabolic syndrome), * recently been diagnosed with a mild traumatic brain injury (within past 6 months).

* lingering covid19 symptomology * cardiovascular disease * pulmonary disease * cerebrovascular disease * taking medication that influences heart rate, blood pressure, or cerebrovascular function, * severe obesity (bmi \>40) * metabolic comorbidities (diabetes, metabolic syndrome), * recently been diagnosed with a mild traumatic brain injury (within past 6 months).

- lingering covid19 symptomology - cardiovascular disease - pulmonary disease - cerebrovascular disease - taking medication that influences heart rate, blood pressure, or cerebrovascular function, - severe obesity (bmi >40) - metabolic comorbidities (diabetes, metabolic syndrome), - recently been diagnosed with a mild traumatic brain injury (within past 6 months).

- lingering covid19 symptomology - cardiovascular disease - pulmonary disease - cerebrovascular disease - taking medication that influences heart rate, blood pressure, or cerebrovascular function, - severe obesity (bmi >40) - metabolic comorbidities (diabetes, metabolic syndrome), - recently been diagnosed with a mild traumatic brain injury (within past 6 months).