Sleep disturbances refer to problems with the quantity or quality of sleep. There are many types of sleep disturbances that can affect the ability to fall asleep, stay asleep, or get adequate rest. Some common types of sleep disturbances include:
- Insomnia - Difficulty falling asleep or staying asleep through the night. Insomnia can also lead to daytime fatigue or sleepiness.
- Sleep apnea - Pauses in breathing or shallow breathing during sleep. This can cause frequent waking, snoring, or daytime sleepiness.
- Restless leg syndrome - A strong urge to move the legs or uncomfortable sensations during sleep, which interferes with rest.
- Narcolepsy - A chronic neurological condition characterized by excessive daytime sleepiness and sudden onset of sleep. People with narcolepsy may also have sudden loss of muscle tone or vivid hallucinations when waking up or falling asleep.
- Circadian rhythm disorders - Problems with the body's sleep-wake cycle leading to excessive daytime sleeping or difficulty falling asleep at night. This includes jet lag or irregular sleep schedules.
- Medications
- Substance use
- Underlying health conditions
- Environmental factors
- Stress and anxiety
- Changes to circadian rhythms from shift work or travel