In your opinion, what is insomnia? Please give its pros (if it has) and cons.

Insomnia is a sleep disorder where people have difficulty falling asleep and staying asleep as long as desired. Insomnia can last a few days or months depending its seriousness. If you are in insomnia, you need to treat it as soon as possible because insomnia is usually followed by daytime sleepiness, low energy and often a drepssed mind. Statistically, old men are more susceptible to insomnia than young men and females are more vulnerable than male. So It takes old men and women more care to prevent insomnia than young people and males respectively. If you have someone with early stage symptoms of insomnia or in insomnia around you, you need to be careful because insomnia is reported to be affected by genetics to some extent. If you\'re already in insomnia, doctors advise not to rely on sleeping pills for long-term use for no reason. They suggest that it is very important to identify and treat medical conditions contributing to insomnia, such as depression and breathing problems.