Reducing Particulate Matter-associated Cardiovascular Health Effects for Seniors

Exclusion Criteria

• •Active cigarette smoker
• •daily secondhand smoke exposure (self-report)
• •any CV event (myocardial infarction, stroke, heart failure, revascularization) in the past 3 months
• •unstable CV condition or risk factor (uncontrolled diabetes, class 3-4 angina or heart failure) or any medical condition that would place the participant at risk from participation or jeopardize study integrity (per investigators)
• •expected overnight travel outside their apartment during the 14-week study period
• •unable to provide informed consent
• •lung disease requiring oxygen
• •renal dialysis
• •cancer receiving active treatment or chemotherapy
• •severe uncontrolled high BP ≥160/100 mm Hg or SBP\<115 mm Hg.
• •CV medication change in the prior month. If participants are on medications for high BP, diabetes, or a CV condition, they will need to have stable therapy during the prior month with no planned changes during the study period.