Sleeplessness, or insomnia, is a condition characterized by difficulty falling asleep, difficulty staying asleep, waking up too early in the morning, and sleep that is not refreshing. As a result of insomnia, people may experience tiredness, lack of energy, difficulty concentrating, irritability, lackluster feeling, and lack of productivity. In the medical community sleeplessness is often referred to as insomnia.

Insomnia. See also Fatal familial insomnia.

Valerian, Passionflower, Chamomile, Kava Kava, Melatonin

a temporary state in which you are unable (or unwilling) to sleep