Dr. Marrero’s research interests include the effects of stress and social support on HIV risk behavior; HIV prevention; community knowledge of PrEP (pre-exposure prophylaxis); and advancing knowledge of human trafficking among university students, staff, and faculty. She is also interested in developing exercise/strength and conditioning programs for HIV positive women, and serves on the board of Empower “U” Inc., a Community Health Clinic dedicated to improving the lives of individuals living in Miami's Liberty City neighborhood.