MEDI7212 Lecture Notes - Lecture 53: Modafinil, Coronary Artery Disease, Sleep Hygiene
Document Summary
Labour flexibility - different working hours (temporal flexibility: numerical flexibility - different types of work contracts and number of workers involved, productive/ geographical flexibility - different ways and sites where work is performed. Shift work refers to a method to organise daily working hours whereby different persons or teams work in succession to cover more than the usual 8hrs per day, including the whole 24hrs. Shift work is associated with adverse health, safety and performance outcomes most likely due to sleep issues. Shift system factors: presence or absence of night work, duration of duty period (6-12hrs, number of workers/ crews who cover the whole working time (2-4+ teams, regularity or irregularity and length of shift cycle. If workers stay on a given shift or alternate between different shifts (permanent, rotating) Speed (fast, slow) and the direction (clockwise, counter-clockwise) fo the shift rotation.
