Poor sleep is a research area that focuses on the various factors and consequences of inadequate or low-quality sleep. This includes studying the causes of poor sleep, such as sleep disorders, stress, lifestyle factors, and medical conditions. Researchers also investigate the effects of poor sleep on physical and mental health, cognition, mood, and overall well-being. Additionally, studies in this area may explore interventions and treatments for improving sleep quality and addressing sleep disturbances. Overall, the research on poor sleep aims to better understand the impact of inadequate sleep on individuals and develop strategies to promote healthier sleep patterns.