Study details
Enrolling now
Bright Light Exposure in Surgical Patients
University of Colorado, Denver
NCT IDNCT03822949ClinicalTrials.gov data as of Apr 2026
Target enrollment
70
Study length
about 7 years
Ages
18–90
Locations
1 site in CO
About this study
Researchers are testing whether bright light therapy can improve blood vessel function in surgical patients. The trial will compare different types of light exposure, including intense light and a placebo, to see if it helps stabilize the body's internal clock and reduce heart damage.
Based on ClinicalTrials.gov records.
What participants do
- 1.Use Day Light
- 2.Use ICU Intense Light
- 3.Use ICU Placebo light
- +1 more
Participation effort
Estimated from trial records. Details can vary by site.
Time + visits
Low6%
Logistics
Moderate50%
Logistics difficulty varies by site location and availability.