Inclusion Criteria  Female Scheduled to undergo mammography at one of Mount Sinai's breast radiology clinics (e.g., Dubin Breast Center, Radiology Associates) Age ≥ 40 years Read and speak English or Spanish Ability to understand and the willingness to sign a written informed consent Willing to sign and date any applicable medical record release documents for the study  Exclusion Criteria:  Participants with known coronary artery disease (via self-report) Previous physician-diagnosed heart attack, stroke or TIA, heart failure, angina or taking nitroglycerin, or atrial fibrillation (via self-report or review of EMR) Inability to understand and comply with the instructions of the study due to the presence of cognitive or psychiatric conditions (such as dementia, psychosis, or mania), compromising ability to provide informed consent and/or follow study procedures Pregnant women