Brain fog is a symptom rather than a medical condition. That means treatment will be aimed at the underlying condition that's leading to it. The symptoms of brain fog include fuzzy thoughts, forgetfulness, poor concentration, feeling tired, getting confused and thinking more slowly than usual. You may forget words you use regularly or just feel mentally exhausted.
This is a companion discussion topic for the original article at https://patient.info/news-and-features/battling-brain-fog