Brain fog is a type of cognitive dysfunction characterized by poor memory, difficulty focusing, confusion, and mental fatigue. People who experience brain fog often describe their thinking as sluggish or "fuzzy" and report that they find it challenging to form coherent thoughts or translate those thoughts into words. For this reason, persistent brain fog can be a significant obstacle to academic and workplace success, as well as interfering with other aspects of day-to-day functioning. Tune and in learn all about brain fog and how to fix it!