1. Sleep Problems
1.1. Common Issues
1.1.1. Difficulty falling asleep
1.1.2. Frequent waking up
1.1.3. Oversleeping
1.1.4. Jet lag
1.1.5. Snoring
1.1.6. Nightmares
1.1.7. Insomnia
1.2. Causes
1.2.1. Light Pollution
1.2.2. Shift work
1.2.3. Noise
1.2.4. Stress
1.2.5. Long hour flights
1.2.6. Medical conditions
1.2.7. Caffeine and alcohol
1.3. Solutions
1.3.1. Darkening the room
1.3.2. Using Earplugs
1.3.3. Establishing a regular sleep schedule
1.3.4. Creating a relaxing bedtime routine
1.3.5. Seeking professional help for insomnia
2. Sleepingwalking
2.1. What is it?
2.1.1. sleep disorder
2.2. Common Behaviors
2.2.1. Cooking
2.2.2. Turning on the TV
2.2.3. Filling the bath
2.2.4. Walking
2.3. Causes
2.3.1. Stress
2.3.2. Alcohol Consumption
2.3.3. Sleeping Disorders
2.3.4. Family History
2.4. What to do?
2.4.1. Never wake a sleepwalker abruptly
2.4.2. Guide them back to bed safely
2.4.3. Seek professional help for persistent sleepwalking
3. Types of Dreams
3.1. Lucid
3.2. Nightmares
3.3. Recurring
4. Vocabulary
4.1. Sleep Words
4.1.1. Sleep
4.1.2. Sleepy
4.1.3. Yawn
4.1.4. Nap
4.1.5. Snore
4.1.6. Oversleep
4.1.7. Nightmares
4.1.8. Insomnia
4.1.9. Sleepwalking
4.1.10. Lucid dream
4.2. Others
4.2.1. Duvet
4.2.2. Sheets
4.2.3. Pillows
4.2.4. Blanket
4.2.5. Alarm Clock
4.2.6. Fast asleep
4.2.7. Sleep like a log