 Study Technique Patients meeting the inclusion and exclusion criteria in both groups will complete two one-page questionnaires uploaded in research navigator, one about diet and one about perceptions of health and perceived barriers to healthy lifestyles. Both of these questionnaires will be administered verbally at baseline and one- and six-month telephone follow-up. Baseline demographic information and medical information will be obtained from the patient and chart in both groups outlined below. Information regarding medications, laboratory data, and procedural data will be obtained from the medical chart outlined below. At the conclusion of the coronary angiography procedure, information regarding the severity of CAD will be recorded. 