A common sleep disorder known as insomnia can make it difficult to fall asleep, keep asleep, or lead you to awaken too early and have trouble falling back asleep. Your health, productivity, and quality of life can be negatively impacted by insomnia, in addition to your level of energy and mood. Individual sleep needs vary, but most individuals need 7 to 8 hours every night. However, short-term (acute) insomnia that lasts a day or weeks affects many individuals. Furthermore, others experience persistent long-term insomnia, which lasts for one month or longer. This article details a few causes of insomnia you should be aware of.