Overview The Impact of Carbon Monoxide and Altitude on Vascular Function Status: Recruiting Trial end date: 2021-07-01 Target enrollment: Participant gender: Summary The CarMA (Carbon Monoxide and Altitude) Study aims to observe the vascular effects of carbon monoxide exposure at low and high altitudes. Phase: N/A Details Lead Sponsor: University of AlbertaTreatments: Carbon MonoxideNitroprussideOxymetazolinePhenylephrine