Foundations of Sleep Health: Brain and Body provides a current overview of sleep health with an emphasis on the interplay between several levels of determinants and adjacent factors that influence sleep health and its interconnections with biological factors of the body and brain. The text provides researchers with a more in-depth discussion on the theory, research, and practice of sleep health, while also detailing mechanisms, hypotheses, and determinants of sleep. Sleep disorder has become an increasing problem plaguing more than 40 million Americans. Sleep impacts numerous biological functions and plays a critical role in brain development, including learning and memory consolidation, cognitive functioning and emotion regulation.