AP PSYCHOLOGY

Detailed explanation-1: -Common causes of chronic insomnia include: Stress. Concerns about work, school, health, finances or family can keep your mind active at night, making it difficult to sleep. Stressful life events or trauma-such as the death or illness of a loved one, divorce, or a job loss-also may lead to insomnia.

Detailed explanation-2: -Sleep deficiency is linked to many chronic health problems, including heart disease, kidney disease, high blood pressure, diabetes, stroke, obesity, and depression. Sleep deficiency is also linked to a higher chance of injury in adults, teens, and children.

Detailed explanation-3: -Insomnia is difficulty getting to sleep or staying asleep for long enough to feel refreshed the next morning.

Detailed explanation-4: -An ongoing lack of sleep has been closely associated with hypertension, heart attacks and strokes, obesity, diabetes, depression and anxiety, decreased brain function, memory loss, weakened immune system, lower fertility rates and psychiatric disorders.