Beware! Lack of regular circadian sleep may be the reason behind Attention Deficit Hyperactivity Disorder (ADHD) affecting 75% of children and adults, finds a recent study.
Struggling to concentrate, having too much energy and being unable to control behaviour — the main manifestations of ADHD. ADHD sufferers often show greater alertness in the evening, which is the opposite of what is found in the general population.
,” The researchers found that in 75% of ADHD patients, the physiological sleep phase — where people show the physiological signs associated with sleep, such as changes in the level of the sleep hormone melatonin, and changes in sleep-related movement, is delayed by 1.5 hours.