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 ...

You walk into a room and forget why. You reread the same sentence three times. You feel like your brain is buffering. If any of that sounds familiar, you’re not alone. Brain fog—once dismissed as a ...

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 ...

Most people have had brief lapses of memory — forgetting a train of thought, a driving route or maybe a word choice. In most cases, these episodes last only a few seconds and are nothing to worry ...

We've all had those times when our brains are foggy, when we find it difficult to concentrate, or have a hard time remembering the right words. This is commonly called brain fog, which is a word used ...

If you’ve been feeling unfocused, forgetful, or mentally drained, you might be experiencing brain fog—a cluster of symptoms like fatigue, confusion, and difficulty concentrating that can disrupt daily ...

Haupt is a health and wellness editor at TIME. Photo-Illustration by TIME (Source Images: PhotoAlto/Frederic Cirou/Getty Images; aldigraph/Solvers via Canva) Tamsen Fadal was working as a news anchor ...

Scientists have long struggled to define brain fog—let alone pinpoint a cause for it. But research is starting to reveal multiple potential causes from inflammation to a leaky blood-brain barrier.

Menopause brings profound shifts not just in hormones but in the very structure of the brain. Scientists have found that gray matter in regions tied to memory and thinking can shrink, while white ...