AP PSYCHOLOGY

Detailed explanation-1: -Insomnia, the most common sleep disorder, involves problems getting to sleep or staying asleep. About one-third of adults report some insomnia symptoms, 10-15 percent report problems with functioning during the daytime and 6-10 percent have symptoms severe enough to meet criteria for insomnia disorder.

Detailed explanation-2: -Acute insomnia is short-term insomnia that can last from a few days to a few weeks. It’s the most common type of insomnia. Acute insomnia is also referred to as adjustment insomnia because it typically occurs when you experience a stressful event, such as the death of a loved one or starting a new job.

Detailed explanation-3: -Insomnia symptoms occur in approximately 33% to 50% of the adult population, while chronic insomnia disorder that’s associated with distress or impairment is estimated at 10% to 15%.

Detailed explanation-4: -stress and anxiety. a poor sleeping environment – such as an uncomfortable bed, or a bedroom that’s too light, noisy, hot or cold. lifestyle factors – such as jet lag, shift work, or drinking alcohol or caffeine before going to bed. mental health conditions – such as depression and schizophrenia.