Delayed Sleep Phase Syndrome

Advanced Sleep Phase Syndrome (ASPS) Advanced sleep phase syndrome (ASPS), is a sleep disorder common in the elderly and in post-menopausal women. People with this disorder habitually wake up and sleep earlier than desired. Advanced sleep phase syndrome is a circadian rhythm disorder that persists for at least 3 months, where patient generally fail in their efforts to stay awake longer at night and wake up later in the morning. Symptoms of Advanced Sleep Phase Syndrome Patients with ASPS sleep periods of normal quality and duration, but may experience the following symptoms: Evening sleepiness Decreased daytime alertness Chronic inability to stay awake until desired bedtime Chronic inability to sleep until the desired time of awakening Tendency to awaken spontaneously earlier than desired Sleep times between 6 p.m. and 8 p.m. (no later than 9 p.m.) Wake times between 1 a.m. and 3 a.m. (no later than 5 a.m.) Daily awakening before sunrise Patients with advanced sleep phase syndrome may also experience digestive problems including constipation, ulcers and diarrhea, as well as muscle cramps, aches and pains, sensitivity to cold and menstrual cycle disorders. Advanced Sleep Phase Syndrome Treatment Treatment for advanced sleep phase syndrome includes Chronotherapy, or the systematic advancement of bedtime until desired bedtime is achieved, as well as Bright Light Therapy. Bright Light Therapy induces sleep phase delay through the administration of a bright white light early in the evening. If you are concerned that you may have advanced sleep phase syndrome, consult with your doctor or visit a sleep center for professional diagnosis and treatment. Disclaimer: These statements and products are not intended to diagnose, treat and cure or prevent disease. Always consult your physician regarding any sleeping disorders.