Symptoms of the disease

• Difficulty falling asleep.
• Intermittent awakenings during the night.
• A premature awakening.
• Fatigue upon waking up.
• Fatigue, irritability and difficulty concentrating during the day.
• A decrease in alertness or performance.
• An anxious anticipation of the arrival of night.

People at risk

• The women would be more prone to suffer from insomnia than men, among other things because of certain hormonal changes before menstruation (see our sheet Premenstrual Syndrome), and during the years before and after menopause.
• The elderly of 50 and over.