With the weather cooling down and fewer daylight hours, maximizing your sleep is an important way to maintain your health during the change of seasons. Sleep is essential to our health and well-being, and for good reason. Like hunger and thirst, we have a biological drive to sleep. Sleep is important for saving energy, restoring function of the body and brain, influencing tissue growth, immune function, and organizing networks in the brain (e.g. learning and memory). Evidence