
If you aren’t getting enough vitamin B12, you may begin to experience the symptoms of brain fog. Perhaps the most unexpected underlying cause is your diet. Mental fatigue is a side effect of stress, and as your brain becomes exhausted, the symptoms of brain fog can start to appear. Even if you believe you’ve overcome a particular virus or viral illness, the effects can linger within your body, causing aftereffects as your immune system still works to clear out any suspected viral proteins.īrain fog can even be brought on by chronic stress and a lack of sleep. Viruses and infections can also cause brain fog. It’s particularly common in conditions that are tied to inflammation and blood glucose levels, like hypothyroidism, autoimmune diseases and diabetes. A number of medical conditions are also known to cause brain fog. Certain medications, such as blood pressure medications or chemotherapy drugs, can bring it on. Hormonal changes, like those that happen during pregnancy or menopause, can cause it.

It’s a symptom that’s linked to a few different underlying causes.Ī number of health changes can result in brain fog. What causes brain fog?īrain fog typically doesn’t appear as a standalone health concern. There are a number of potential causes for brain fog – and ways you can find relief. It’s kind of like having brain fatigue, making it difficult to get through the day even if you’re feeling otherwise healthy. You might feel like you’re literally in a fog you can also feel sluggish and exhausted. If you’re finding yourself feeling mentally foggy and unable to concentrate, you could be suffering from brain fog.īrain fog brings on symptoms like memory issues, a lack of mental clarity and difficulty focusing.

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