Neurology / Neuroscience

  1. What to know about a pinched nerve in the arm

    A pinched nerve in the arm can occur due to a variety of reasons. Learn more about the potential causes, symptoms, and treatment options here.

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  2. What can cause left arm pain and numbness?

    A person can experience left arm pain and numbness for a variety of reasons. Learn more about the potential causes and treatment options here.

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  3. What is the Mandela effect?

    The Mandela effect is one popular but heavily debated type of false memory. Learn more about it here, including potential causes and some famous…

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  4. What is craniotomy, and how is it different from craniectomy?

    Learn about the differences between craniotomy, craniectomy, and burr hole procedures here. This article also discusses recovery and potential…

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  5. What are catecholamines, and what do they do?

    Catecholamines are hormones that the body releases in response to physical and emotional stress. Learn more about their functions and levels here.

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  7. What causes a throbbing headache?

    A throbbing headache can occur due to migraine, tension, or neuralgia. Learn the causes, treatments, and remedies for this type of headache.

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  8. What causes dull pain in the left arm that comes and goes?

    Dull pain in the left arm that comes and goes can be due to a pinched nerve, an injury, or CTS. Sometimes, it indicates a heart attack, which is a…

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  9. Are depression and memory loss connected?

    Depression has been associated with memory loss in several studies. Find out why this happens and how to manage memory loss brought on by depression.

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  10. Lucid dreaming: Controlling the stories of sleep

    In this Spotlight, we explore the phenomenon that is lucid dreaming. We explain what it is, what to do to achieve it, and whether or not it has any…

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  11. Weakness in legs: Why it happens and remedies

    Weakness in the legs may have many potential causes, including autoimmune or neurological conditions. Learn about weakness in legs and when to see a…

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  12. Causes and treatments for body tremors

    There are many types of body tremors. The type someone has can help a doctor make a diagnosis. Learn the causes, tests, and treatments.

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  13. What to know about narcolepsy

    Narcolepsy is a chronic sleep disorder wherein the brain cannot regulate the body's sleep-wake cycles. A person may fall asleep unexpectedly. Learn…

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  14. Brain bleed symptoms and causes

    Find out about the symptoms of a brain bleed and what causes it. We also discuss the diagnosis process, treatment, outlook, and prevention.

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  15. What to know about night sweats

    Night sweats happen for a range of reasons, including infections and hormone imbalances. Here, learn what might be responsible and what to do next.

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  16. 5 causes of facial paralysis

    Facial paralysis occurs when something interrupts the signals between the brain and the facial muscles. Learn more about five causes and their…

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  18. Symptoms of a pinched nerve in the lower back

    A pinched nerve in the lower back may cause pain in the legs and feet. Learn about the symptoms, treatments, exercises, and home remedies here.

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  19. Causes of uneven shoulders

    A person might have uneven shoulders for various reasons. Learn about some possible causes, as well as helpful exercises to stretch and strengthen the…

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  20. Split personality disorder: Signs, symptoms, causes, diagnosis, and more

    A split personality refers to dissociative identity disorder, which is a mental disorder where a person has two or more distinct personalities. Learn…

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  21. What is dysgraphia?

    Learn about dysgraphia, its various forms, and how to test for the condition. We also discuss symptoms of dysgraphia and strategies for its management.

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  22. What to know about sleep myoclonus

    Sleep myoclonus involves involuntary movement or muscle spasms during sleep or when falling asleep. Sleep myoclonus is a symptom of several health…

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