The underlying reason one cannot sleep has to be diagnosed by a health care professional and it could be either a disease or some other condition. A sleep-study would help the doctor to know why you aren't sleeping. Your age may be the cause of your sleeplessness, but that’s not always the only reason. If your biological clock is off, you may be sleeping at odd hours or finding that you are tired ...

Treating insomnia begins by checking why you are not sleeping. Insomnia tends to have other issues to why you are unable to obtain a good nights sleep. Changing bedtime routine to include exercises in relaxation for both body and mind, including guided imagery, or relaxing muscles improves your sleep quality. Deep breathing exercises allow your body to slow your heart rate, decrease blood pressure...