Insomnia is yet another disorder that affects your sleep. It causes difficulty in sleeping. It is caused by stress and extreme trauma. Symptoms of insomnia include sleepiness during the day, lack of motivation, and difficulty concentrating. It can make you very irritable. If a person cannot sleep for 1 to 2 nights it means they have acute insomnia but if a person has more than 3 sleepless nights in a row that means they are suffering from chronic insomnia. Heavy medication might be needed to cure chronic insomnia. A doctor should be contacted to treat insomnia. If you try to get rid of it on your own using sleeping pills like Ativan, Restoril. it might have side effects and can harm you in the longer run. Insomnia can also increase the risk of depression and anxiety. How do sleeping pills work? Avoid caffeine and do not get in bed with a mobile phone or tablet. You also need to follow a rigid sleeping routine to prevent insomnia.