

Poor sleep habits include an irregular bedtime schedule, naps, stimulating activities before bed, an uncomfortable sleep environment, and using your bed for work, eating or watching TV. Causes include jet lag from traveling across multiple time zones, working a late or early shift, or frequently changing shifts. Disrupting your body's circadian rhythms can lead to insomnia. Your circadian rhythms act as an internal clock, guiding such things as your sleep-wake cycle, metabolism and body temperature. Stressful life events or trauma - such as the death or illness of a loved one, divorce, or a job loss - also may lead to insomnia. Concerns about work, school, health, finances or family can keep your mind active at night, making it difficult to sleep. Treating the underlying cause can resolve the insomnia, but sometimes it can last for years.Ĭommon causes of chronic insomnia include: Insomnia may be the primary problem, or it may be associated with other conditions.Ĭhronic insomnia is usually a result of stress, life events or habits that disrupt sleep.
