If you have trouble falling or staying asleep, or you wake up feeling unrefreshed, you may be suffering from insomnia.
Insomnia is a symptom.
It may be caused by stress, anxiety, depression, disease, pain, medications, sleep disorders or poor sleep habits. Your sleep environment and health habits may also play a role in your sleep problems. Some medications can lead to insomnia as well. Some common sleep disorders can also cause poor sleep. Insomnia may be experienced for a few days, for two to three weeks, or it may be chronic , lasting for three weeks or more.