: Designing an Intervention to Improve Timely HIV Diagnosis Among Latino Immigrant Men.

Background: Latinos, particularly immigrant men, are more likely to present late to care for human immunodeficiency virus (HIV) infection.

Objectives: This manuscript describes the development of ¡Sólo Se Vive Una Vez! (¡Vive!) (You Only Live Once), a multilevel (individual and community) intervention aimed at increasing HIV testing.

Methods: A partnership was established between the Baltimore Latino outreach team, a community coalition, designers, and academics.