Have you ever found yourself staring at the ceiling at 2 AM and unable to fall asleep? Millions of people worldwide are affected by insomnia, but what exactly is it? In this video, we dive deep into the science, causes, and effects of insomnia -- and why it's more than just a bad night's sleep. Understand the reasons why your brain stays alert at night, how stress and lifestyle choices make it difficult to sleep, and the proven ways to retrain your body for better rest. Whether it's occasional sleeplessness or chronic insomnia, understanding how sleep really works is the first step towards reclaiming your nights.