sleep disruptions: Long-term research shows sleep disruptions negatively impact everyday mood - The Economic Times

Sleep and Hormones

The Link Between Sleep Deprivation and Depression

PDF) The Global Problem of Insufficient Sleep and Its Serious

Neural consequences of chronic sleep disruption - ScienceDirect

Sleeping with even a little light can be unhealthy, study finds

Sleep Deprived? Here Is What Lack of Sleep Does to Your Body

Poor sleep quality may negatively impact physical health, finds

Insomnia: Symptoms, Causes, and Treatment

13 Possible Reasons Why You're Tired All the Time

Mental Health and Sleep