In adolescents and young adults, delayed sleep-wake phase disorder (DSWPD) may be associated with attention-deficit/hyperactivity disorder (ADHD) and restless legs ...

Kristin was late to school again, as she had been so many times before. Since she didn't go to bed until 3:00 a.m., she wasn't able to get out of bed at 6:30 a.m. for school. This time she had to meet ...

Delayed sleep phase syndrome (DSPS) is a most prevalent circadian rhythm sleep disorder and is marked by a delay in the timing of sleep episode compared to desired or necessary sleeping and wakeup ...

Circadian rhythm sleep-wake disorders are a group of conditions in which the timing of an individual’s sleep is disrupted. Circadian rhythms are often referred to as the body’s internal clock or our ...

June 14 -- FRIDAY, June 13 (HealthDay News) -- Having delayed sleep phase syndrome (DSPS) appears to be linked to irregular menstrual cycles and increased premenstrual symptoms in women, according to ...

Your DNA has a big impact on your sleep. It determines your circadian rhythm and even predisposes you to some sleep disorders. Taylor Leamey wrote about all things wellness for CNET, specializing in ...