Status:
COMPLETED
Immediate Effect of Light on Reproductive Hormones in Women: a Role of the Spectrum
Lead Sponsor:
Russian Academy of Medical Sciences
Conditions:
Healthy
Eligibility:
FEMALE
18-45 years
Phase:
NA
Brief Summary
The study investigates an acute effect of white-appearing LED light (with a peak in blue portion) vs. red LED light of similar irradiance on reproductive hormones in healthy women.
Detailed Description
Sixteen healthy women came to the laboratory at 7:30 (wearing dark goggles) at two occasions (separated by 2-3 days, first time - at the 3rd-8th day of their menstrual cycle) to be exposed for 45' to ...
Eligibility Criteria
Inclusion
- age 18-45 y
- normal (21-35 days) menstrual cycle
- good and stable general health
- normal body weight index 18.5-29.9
- normal sleep-wake regimen
- living close to the laboratory (\<7' by walk)
- "good"cubital veins
Exclusion
- difficulty to contact
- travel over several time zones during last month
- medications known to interfere with hormone release
Key Trial Info
Start Date :
March 1 2009
Trial Type :
INTERVENTIONAL
Allocation :
ACTUAL
End Date :
October 1 2009
Estimated Enrollment :
16 Patients enrolled
Trial Details
Trial ID
NCT00467805
Start Date
March 1 2009
End Date
October 1 2009
Last Update
April 9 2010
Active Locations (1)
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1
Institute of Internal Medicine SB RAMS
Novosibirsk, Russia, 630089