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Your brain is the control center for your bodily movement, your senses, and your conscious and unconscious emotions and thoughts. Not to mention that every symptom you have traces back to the brain.

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Brain tumors are a growth of abnormal cells that develop from brain tissue, from within the brain lining, or migrate from another area of your body. Not all brain tumors are cancerous. Prompt diagnosis can determine effective treatment.
Amnesia is when you can’t form new memories or recall experiences or old memories. Amnesia usually happens suddenly and has a clear cause. Other types of memory loss, like dementia, often develop more gradually.
Dementia is most commonly caused by Alzheimer’s disease. If a parent has Alzheimer’s, you have a higher than average risk. But it doesn’t mean you’ll get it.
Bacterial meningitis is inflammation of the membrane surrounding the brain and spinal cord due to an infection. Symptoms can escalate quickly and include fever, headache, neck stiffness, nausea and vomiting, confusion, and sensitivity to light and is considered a medical emergency.
Post-concussion syndrome occurs after a concussion from a traumatic blow to the head. After the main symptoms of a concussion fade, people are left with lingering symptoms for months or years.
A subarachnoid hemorrhage is characterized by a leakage of blood into the space between the first and second membranes surrounding the brain.
When blood stops flowing to the brain because of a clot or rupture (hemorrhage), it’s called a stroke. This is extremely dangerous because blood carries essential oxygen and nutrients to the brain. Learn about the three types of strokes and why you need to get to the ER as fast as possible.
Many strokes can be prevented by lowering your risk factors, such as high blood pressure, high cholesterol, obesity, smoking, and diabetes.
Apraxia is defined as difficulty performing tasks that require movement, like riding a bicycle. In apraxia, your brain is unable to formulate that plan effectively.

Headache causes

Sensitivity to Light

Common issues such as dry eye and eye strain can make you sensitive to light. But it can also be a sign of serious conditions, such as brain inflammation and retinal attachment.
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What Causes Slurred Speech?

Slurred speech can be caused by an issue in your brain and nervous system or from local facial nerves. It may be a sign of serious disease, like a stroke or multiple sclerosis, so it’s crucial to get medical care right away.
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Vascular dementia is a deterioration in cognitive function caused by brain damage from impaired blood flow to the brain. You can develop vascular dementia after multiple mini strokes.
A brain abscess is a serious infection that causes your brain to swell. It's caused by bacteria getting into your brain, usually from intravenous drug use, recent brain or heart surgery, or chronic sinus infections. A brain abscess can cause many different symptoms, including headaches, fever, speech problems, nausea and vomiting, and even seizures. If you don’t treat it early, it can also cause serious neurological damage.
Alzheimer’s disease is the most common type of dementia. It is caused by a buildup of proteins in the brain. This leads to problems with memory, comprehension, and attention. There is no cure, but treatment options can help slow its progression.
Understand trouble speaking symptoms, including 3 causes & common questions.
A brain aneurysm is a bulge in the wall of a blood vessel in the brain. Most of the time it has no symptoms at all, but if it bursts, it creates a terrible headache. Left untreated, a ruptured aneurysm can be deadly. Here are the warning signs to look out for.
The floating sensation or feeling unbalanced is often associated with vertigo or an inner ear infection that can cause imbalance. Other causes of a floating feeling include atrial fibrillation or temporomandibular joint dysfunction disorder. Read below for more information on causes and treatment options.
Langerhans cell histiocytosis is a rare disease involving an excess of Langerhans cells, abnormal immune cells from bone marrow and can migrate from the skin to lymph nodes.
A prolactinoma is abnormal growth of the cells that produce prolactin hormones in the pituitary gland. Symptoms in women include the absence of a menstrual period, infertility, and nipple discharge. Symptoms in men include decreased libido, erectile dysfunction, infertility, and breast enlargement.
Pseudotumor cerebri is a condition that occurs when pressure inside the skull increases for no reason. Symptoms mimic a brain tumor, but no tumor is present.