Brain fog, or limited cognitive function, may be caused by stress, poor sleep, and other factors. Here are some tips to manage mental fatigue.

A massive international study of more than 3,100 long COVID patients uncovered a striking divide in how brain-related ...

Have you ever experienced the fuzzy sensation like your brain doesn’t feel as sharp as usual? Maybe you struggle to recall a conversation. Or you can’t grasp the right word. When this happens ...

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 ...