Symptoms of sleep disorders include being very sleepy during the daytime and having trouble falling asleep at night. Some people may fall asleep at inappropriate times, such as while driving. Other symptoms include breathing in an unusual pattern or feeling an uncomfortable urge to move while you are trying to fall asleep. Unusual or bothersome movements or experiences during sleep are also possible. Having an irregular sleep and wake cycle is another symptom of sleep disorders.Some common types of sleep disorders include: Insomnia, in which you have difficulty falling asleep or staying asleep throughout the night. Sleep apnea, in which you experience abnormal patterns in breathing while you are asleep. There are several types of sleep apnea. Restless legs syndrome (RLS), a type of sleep movement disorder. Restless legs syndrome, also called Willis-Ekbom disease, causes an uncomfortable sensation and an urge to move the legs while you try to fall asleep. Narcolepsy, a condition characterized by extreme sleepiness during the day and falling asleep suddenly during the day.