1. The document is a worksheet about healthy habits that asks questions about physical activity, sleep, nutrition, and the importance of breakfast. 2. Physical activity provides benefits like improved respiratory capacity, muscles, joints, and nervous system. It also improves physical condition and ability to socialize. 3. Not sleeping well can reduce quality of life, productivity, and increase physical and psychological damage by impairing attention. People need 7-9 hours of sleep per night. 4. The worksheet provides advice to sleep better like thinking positive, sleeping in darkness, and choosing a fixed wake up time.