Effort Reward Imbalance and Insomnia Among Greek Healthcare Personnel During the Outbreak of COVID-19.

Since high effort-reward imbalance (ER-ratio > 1) and overcommitment were positively associated to insomnia and the treatment of more than five patients with COVID-19 infection was impacting predictor of sleep difficulties, it is necessary to implement a reward system in which physicians and nurses will work in a less stressful environment aiming at reducing personnel's negative feelings, poor health and sleeping difficulties.