This article was reviewed by Darragh O’Carroll, MD. Key Takeaways: Hormonal imbalances — including testosterone, thyroid, cortisol, and insulin — can significantly affect your cognitive function and ...

Hormonal imbalances — including testosterone, thyroid, cortisol, and insulin — can significantly affect your cognitive function and contribute to brain fog. Blood tests can help identify underlying ...

You’ve probably heard people use the term “brain fog” to describe times when they felt like their brain function was slightly off. It’s often associated with symptoms like trouble concentrating, a ...

Multiple sclerosis (MS) is best known for the physical symptoms it can cause, such as numbness, weakness, spasticity, and difficulty walking. But this autoimmune disease of the central nervous system ...

There are some health trends in 2025 that doctors and nurses in the healthcare industry are only expecting to grow. People aren't taking "you're fine" as an answer. Instead, ...

In therapy- or illness-induced brain fog (right), microglia produce inflammatory chemicals that deplete oligodendroglial cells and their created myelin. Stanford Medicine researchers and colleagues ...

A study of long COVID patients with long-lasting "brain fog" and fatigue released Thursday shows they have altered levels of a pair of key brain chemicals, including nerve growth factor. Photo by ...

Although brain fog isn’t a clinical term, it is often used to describe a set of cognitive symptoms where your mind feels cloudy, and you have difficulty thinking clearing or articulating your thoughts ...

Q: My 31-year-old daughter has leg cramps, fatigue and brain fog. Her apartment tested positive for mold, and she was told ...