This document discusses sleep hygiene, which refers to good sleep habits. It provides 15 tips for improving sleep hygiene, such as establishing a regular sleep schedule, avoiding caffeine and alcohol before bed, exercising during the day but not too close to bedtime, and keeping a sleep diary. The tips are designed to help train the body to sleep well and provide long-term solutions for sleep difficulties. While medications can help treat insomnia in the short-term, developing good sleep habits independently is important for ongoing management of sleep problems.