Insomnia affects millions globally, leading to persistent fatigue and health issues. In this comprehensive guide, explore what insomnia is, its types (acute and chronic), symptoms, causes, and the profound impact it has on overall well-being. Learn about the intricacies of the sleep cycle and how insomnia disrupts it, as well as the diverse causes including medical conditions, lifestyle factors, and stress. Understand the significant consequences of sleep deprivation and discover the importance of seeking proper diagnosis and treatment.