... Disorders Insomnia: Repeated difficulty falling asleep, difficulty staying asleep, or waking up to early o Changes in nighttime habits may be necessary, such as keeping a consistent circadian schedule, avoiding naps, not reading or watching TV in bed, avoiding stimulants at night, etc. Narcolepsy: Sudden attacks of extreme drowsiness, often resulting in sleep o Typically for 10-20 minute sleeping spells; tends to be ... is often a big disappointment to user Caffeine o Enhances mental/physical arousal, such as increased alertness, insomnia, restlessness, and ringing in ears Nicotine o Ph...

• Word Count: 3290
• Approx Pages: 13