While diet and lifestyle play a large role in developing heart disease, research has found that as much as 30 percent of heart disease cases are influenced by genetic factors. Anjan Tibrewala, MD, heart failure specialist at Northwestern Medicine Central DuPage Hospital and Delnor Hospital, and Rebecca VanDyke, MS, LCGC, licensed genetic counselor at Northwestern Medicine Central DuPage Hospital, discuss how genetic testing can provide patients with a sophisticated and personalized cardiovascular evaluation that has implications on the diagnosis, prognosis and management of heart conditions.