Brain fog is a symptom of another medical condition. It’s involves memory problems, a lack of mental clarity, and an inability to focus. Discover what brain fog is, its symptoms, causes, and effective ways to clear the mental haze. Learn how sleep, diet, stress, and lifestyle changes can improve focus and memory. Brain fog is a term for a range of cognitive impairment symptoms, caused by various reasons. Here’s everything about brain fog, its signs and how to prevent it. This comprehensive guide will explore what brain fog is, its various causes, common symptoms, and most importantly, effective treatments and prevention strategies to help you regain mental clarity and function at your best.