TUESDAY Q & A: âFrozen shoulderâ develops slowly and can take months to heal. Posted by Dana Sparks, Jan 14, 2014. DEAR MAYO CLINIC: Iâve had pain in my right shoulder for a few weeks that has been getting worse rather than better, even though Iâm letting it rest.
1 Bipolar disorder. 2  Feeling sad or depressed. (Often, insomnia is the symptom that causes people with depression to seek medical help.)  Stress and anxiety, whether it is short-term or long-term. For some people, the stress caused by insomnia makes it even harder to fall asleep.
There are two types of insomnia based on the regularity and duration of the sleep disturbance and daytime symptoms: 1  Short-term insomnia: This type of brief insomnia lasts for up to three months.  Chronic insomnia: This type of insomnia occurs at least three times per week and lasts for at least three months.