1. ©John Wiley & Sons, Inc. 2007 Huffman: Psychology in Action (8e) Sleep and Dreams: Insomnia: persistent problems in falling asleep, staying asleep, or awakening too early Sleep apnea: repeated interruption of breathing during sleep Narcolepsy: A rare sleep problem in which people suddenly fall asleep no matter what time it is or where they are.

2. Types and Causes of Insomnia Temporary Insomnia: Brief period of sleeplessness caused by worry, stress, and excitement.  Avoid fighting it and read a book, for example, until you’re struggling to stay awake. Chronic Insomnia: Exists if sleeping troubles last for more than three weeks.  Adopt regular schedule; go to bed at the same time each night, for example.

3. Some people use sleeping pills to cope with insomnia but many psychologists believe that the safest, simplest, most effective ways of overcoming insomnia do not involve medication. ©John Wiley & Sons, Inc. 2007 Huffman: Psychology in Action (8e) Types and Causes of Insomnia

4. 4 Chapter 5 Sleep Apnea Sleep apnea occur when a person’s air passages are blocked. A nasal mask that provides a steady air flow can help prevent breathing interruptions. 10 million Americans suffer from sleep apnea Section 2: Sleep and Dreams

5. ©John Wiley & Sons, Inc. 2007 Huffman: Psychology in Action (8e) Sleep and Dreams: Narcolepsy in Dogs

6. No one knows for sure what causes narcolepsy, but it is believed to be a genetic disorder of REM-sleep functioning. ©John Wiley & Sons, Inc. 2007 Huffman: Psychology in Action (8e) Narcolepsy

7. 7 Chapter 5 Sleepwalking Sleepwalkers may roam about almost nightly during stages of deep sleep. When they wake up they typically do not remember what they did or said. Most children outgrow sleepwalking as they mature. Sleepwalkers can injure themselves so wake a sleepwalker up and guide back to bed No evidence that sleepwalkers become violent if they are awakened.

8. ©John Wiley & Sons, Inc. 2007 Huffman: Psychology in Action (8e) Sleep and Dreams: Nightmares: anxiety-arousing dreams occurring near the end of sleep, during REM sleep Night terrors: abrupt awakenings from stage 3 or stage 4 sleep accompanied by intense physiological arousal and feelings of panic

9. Nightmares We have all had nightmares at some point of our lives. These dreams are quite normal. Nightmares are a subcategory of dreams. A nightmare is a dream including frightening and/or emotional content. When having a nightmare, it is possible to wake up in fear. You tend to remember nightmares and its details because of it being frightening. Sometimes, the images from a nightmare might stay with you throughout the day. One reason for nightmares may be a way of our unconscious to get our attention about a problem that you have been avoiding. Nightmares serve an important purpose in showing you what is troubling and causing you problems. Discussing, analyzing, and understanding your nightmares can lead to a solution for some problems.

10. Night Terrors A horrible dream occurring during stage 3 or 4, when the body is not prepared for Physical overload sets off major bodily changes Breathing rate zooms Person feels choked Heart-rate 170 beats per-minute Fear of panic & dying Sleeper usually springs up from bed, sweating, nauseated, & afraid

11. Night Terrors  More common in children (1 to 6%)  Attacks of fear may last 5 to 20 minutes  Rarely recall incident Unsure of cause, but runs in families Not nightmare  Nightmares are brief scary dreams typically found in REM sleep and easily recalled

12. ©John Wiley & Sons, Inc. 2007 Huffman: Psychology in Action (8e) Healthier Ways to Alter Consciousness Meditation techniques designed to narrow one’s consciousness and block out all other distractions

13. ©John Wiley & Sons, Inc. 2007 Huffman: Psychology in Action (8e) Healthier Ways to Alter Consciousness Hypnosis altered state of consciousness during which people respond to suggestions and behave as though they are in a trance