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  1. Sep 8, 2023 · Do you have a fuzzy feeling in your head that makes you feel confused or forgetful? It could be a sign of brain fog, a common symptom of various health conditions. Learn the causes and how to cope with brain fog.

    • Stress
    • Lack of Sleep
    • Hormonal Changes
    • Diet
    • Medications
    • Medical Conditions
    • GeneratedCaptionsTabForHeroSec

    Chronic stress can increase blood pressure, weaken the immune system, and trigger depression, according to a 2017 review of researchTrusted Source. It can also cause mental fatigue. When your brain is exhausted, it becomes harder to think, reason, and focus.

    Poor sleep quality can interfere with how well your brain functions, according to 2021 researchTrusted Source. The goal is to usually aim for 8–9 hours of sleep every night. Sleeping too little can lead to poor concentration and cloudy thoughts.

    Research from 2018Trusted Sourcesuggests hormonal changes can also cause brain fog. Levels of the hormones progesterone and estrogenincrease during pregnancy. This change can affect memory and cause short-term cognitive impairment. Similarly, a drop in estrogen levels during menopause can cause forgetfulness, poor concentration, and cloudy thinking...

    Diet can also play a role in brain fog. Vitamin B12 supports healthy brain functioning. A 2021 research reviewTrusted Source found that a vitamin B12 deficiencycan affect cognitive function and bring about brain fog. If you have food allergies or sensitivities, brain fog may developTrusted Sourceafter eating certain foods. These include: 1. asparta...

    If you notice brain fog while taking medication, talk with your doctor. Brain fog is a known side effect of certain medications, such as certain sleepTrusted Source and pain medicationsTrusted Source. Lowering your dosage or switching to another drug may improve your symptoms. Brain fog can also occurTrusted Source after cancer treatments. This is ...

    Medical conditions associated with inflammation, fatigue, or changes in blood glucose levels can also cause mental fatigue. For example, brain fog is a symptom of chronic fatigue syndrome (CFS), which involves persistent fatigue for a prolonged period of time, according to 2020 researchTrusted Source. According to a 2015 research reviewTrusted Sour...

    Brain fog is a type of cognitive dysfunction that affects memory, concentration, and mental clarity. It can be caused by stress, lack of sleep, hormonal changes, diet, medications, or medical conditions.

  2. Mar 6, 2024 · Brain fog is that fuzzy, forgetful feeling that can happen for various reasons. Knowing the cause of your symptoms can help determine if you need specific treatment or lifestyle and medication adjustments to help with brain fog.

  3. Brain fog is a term for problems with focus, memory, logic, and problem-solving. It can be caused by stress, sleep deprivation, hormone changes, medications, vitamin deficiency, and other conditions.

  4. Feb 13, 2018 · Head pressure and brain fog are symptoms that can have various causes, such as infections, inflammations, or hormonal disorders. If you have these symptoms for a long time, you may need to see a doctor and try different treatments, including psychological support.

    • General Practitioner, Medical Author
  5. Mar 16, 2023 · It’s the middle of a long workday and your brain is feeling fuzzy. You’re unmotivated, it’s difficult to remember important information, and your mind is taking every opportunity to drift. You...

  6. May 14, 2024 · Brain fog, also called mental fog, can happen after an illness, as a side effect of a medication (like chemotherapy) or as a symptom of an underlying condition. A healthcare provider can help you determine what’s causing brain fog to help you feel more like yourself.