Sleep Inversion Disorder, What and Why?
BlogV – Sleep inversion disorder, also known as delayed sleep phase disorder (DSPD), is a sleep disorder that affects the timing of sleep. People with sleep inversion tend to have a delayed sleep-wake pattern, going to bed and waking up much later than most people. This can cause difficulties in daily life, as the individual may have trouble waking up for work or school and may feel tired during the day. Sleep inversion is a relatively common sleep disorder, affecting approximately 7% of the population. It often first appears in adolescence, but can occur at any age. The disorder is more common in males than females, and tends to run in families. The Causes of Sleep Inversion Disorder The causes of sleep inversion are not entirely understood, but it is believed to be related to a combination of genetic, environmental, and behavioral factors. Studies have found that individuals with sleep inversion tend to have a delay in the production of the sleep hormone melatonin, which may contr