The Hearts of Athletes study is being conducted to determine the heart involvement with COVID-19 in athletes. This study aims to enroll any Adult (18 years of age or greater) • Athlete is defined as NCAA Collegiate Athlete, Professional Athlete, Military, or Olympic Athlete will be eligible for the study. With COVID-19 • COVID-19 diagnosed via an RT-PCR (nasal or throat swab test) prior to enrollment Or without COVID-19 • Identified as a local Control participant (similar sport) to a participant with COVID-19, who is willing to undergo a standard cardiovascular evaluation Participants with and without COVID-19 will use their mobile devices to provide health information, like symptoms, by answering survey questions daily for 30 days. Also, participants will allow their de-identified cardiac images to be sent to the Duke Heart Center for blinded analysis. No physical risks are associated with this study. One possible risk, although minimal, is loss of confidentiality.