Office of the Chief Health and Medical Officer (OCHMO) News & Articles See All News Article3 Min ReadHuman-Rating and NASA-STD-3001Article5 Min ReadRisk of Venous Thromboembolism During SpaceflightArticle3 Min ReadHydrogen Sulfide Independent AssessmentArticle6 Min ReadAssessment of PFO as Related to DCS in the Spaceflight Environment and During Ground Testing Keep Exploring Discover More Topics From NASA Data Analysts: Pitch Your Ideas to Evaluate Operational Mission and Health Data from Artemis II Growing Beyond Earth® Welcome to New Members! GR SIG Seminar, 23 Jan 2026