What is the main causea of Insomnia?

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.

What are the 3 types of insomnia?

Chronic insomnia can be primary or secondary.

Primary chronic insomnia, which is also called idiopathic insomnia, doesn’t have an obvious cause or underlying medical condition.

Secondary insomnia, also called comorbid insomnia, is more common. It’s chronic insomnia that occurs with another condition.

How can I stop my insomnia?

Basic tips:

Stick to a sleep schedule.

Keep your bedtime and wake time consistent from day to day, including on weekends.

Stay active.

Check your medications. 

Avoid or limit naps. 

Avoid or limit caffeine and alcohol and don’t use nicotine. 

Don’t put up with pain.

Avoid large meals and beverages before bed.