Clinical Research Directory

Inclusion Criteria: 1. English-speaking as primary language 2. No hearing loss or uncorrected vision Exclusion Criteria: 1. Lacking capacity to consent 2. Having known history of cardiovascular diseases (e.g., clinical stroke) 3. Having acute and chronic obstructive pulmonary disease 4. Having known history of renal diseases (e.g., acute kidney injury) 5. Having known history of cognitive disorder or psychiatric illness 6. Having known history of chemical dependence (e.g., alcohol and narcotics) 7. Being treated with stimulant medications, anticonvulsants, antihypertensives or ß-adrenergic blockers