Search results for "Evening type"

Morning and evening type: The cortisol awakening response in a sleep laboratory.

2019

Abstract Background Earlier evidence indicated an association between chronotype and the cortisol awakening response (CAR). However, these earlier data were collected without objective control for participant compliance being available, which, following recent guidelines, is considered critical for ensuring data validity. Here, we are seeking to replicate these earlier findings within a well-controlled sleep laboratory set up. Methods The sample consisted of 103 young males, including 12 participants defined as ‘evening’ (MEQ   59) types. All participants slept for one night in a sleep laboratory and were wakened at 6:30 AM the next morning. Saliva samples for the assessment of the CAR were…