Publications by authors named "Marilie Berube"
Article Synopsis
- Circadian adaptation for night workers is often ineffective due to low light exposure at night and morning light on the way home, leading to misalignments that negatively impact sleep and overall health.
- To address this, a study tested the effects of different light conditions (blue, red, and control) on police officers working rotating night shifts, measuring their sleepiness, alertness, and circadian phase.
- Results showed no significant differences in alertness or sleepiness, but officers experienced a phase delay after four night shifts, indicating potential disruptions in their biological clocks.
Article Synopsis
- - Evening chronotypes (E-types) show distinct sleep patterns and behaviors, like lower sleep efficiency and longer wake times after falling asleep, compared to Intermediate-types (I-types) during both night and day shifts among police officers.
- - E-types experience shorter sleep duration, especially when factoring in naps, and are more active during the early hours of their night shifts, reflecting a difference in circadian rhythm adaptation.
- - Overall, while E-types report better sleep on night shifts, they struggle with sleep complaints during day shifts, highlighting the need for more research on day sleep among shift workers.
