Sleep disturbances can wreak havoc on our lives. Whether we have trouble falling asleep in the first place or wake up repeatedly during the night, the result is a tomorrow marked by fatigue, lack of motivation, irritability and poor concentration. Most people suffer bouts of insomnia from time to time — the odd bad night here and there is nothing to worry about. However, if insomnia continues for a prolonged period, it’s important to address it, since ongoing sleep disruption can impact psychological well-being and physical health.