Ten common and significant brain disorders include Alzheimer's, Parkinson's, Epilepsy, Stroke, Multiple Sclerosis (MS), Migraines, Brain Tumors, Traumatic Brain Injury (TBI), Motor Neuron Disease (MND/ALS), and infections like Meningitis or Encephalitis, affecting millions globally by disrupting function, movement, cognition, and structure. These range from chronic neurodegenerative conditions to acute injuries and inflammatory diseases, impacting various aspects of the central nervous system.
Listed in the directory below are some, for which we have provided a brief overview.
Five key signs your brain might be in trouble include significant memory loss (forgetting important things or familiar routines), difficulty with everyday tasks, confusion about time/place, problems with language/communication, and noticeable personality or mood changes, such as increased irritability or loss of interest in hobbies, which signal potential cognitive decline or neurological issues.
Neurodegenerative brain diseases
They include Alzheimer's disease, Parkinson's disease and ALS (amyotrophic lateral sclerosis), among many others. They're most often slowly progressive and interfere with thought, memory, movement or some combination of these things.
Key symptoms to watch for include sudden severe headaches, unexplained numbness or tingling, vision changes, cognitive decline, muscle weakness, tremors, balance problems, speech difficulties, and seizures. These can indicate serious neurological conditions requiring prompt medical attention.
Some of the first signs of a brain tumor may include:
Brain problem symptoms vary widely but often involve sudden headaches, confusion, memory loss, balance issues, vision changes, weakness, or difficulty speaking, affecting cognitive, motor, sensory, and emotional functions, requiring immediate medical attention for sudden, severe changes like the "worst headache ever" or one-sided weakness.
Types include Alzheimer's disease and Parkinson's disease. Encephalitis (inflammation in the brain), which can lead to problems such as vision loss, weakness, and paralysis. Genetic brain disorders, which are caused by changes in genes (also called variants or mutations).
Cognitive tests are short, quick tests to check how well your brain is functioning. These tests don't diagnose specific diseases.
4 Neurological Symptoms to Never Ignore
Many habits contribute to poor brain health, but four areas can have the most influence. They are too much sitting, lack of socializing, inadequate sleep, and chronic stress.
Perception and sensation symptoms of TBI
Parkinson's disease is the fastest-growing neurological disorder in the world, affecting an estimated 10 million people.
Research suggests that aerobic exercise may be one of the best for brain health: think jogging, dancing, swimming, biking, or even a brisk walk. “Aerobic exercise gets your blood pumping, which improves blood flow to your brain,” said Dr. Meyers.
Alzheimer's disease and other memory disorders. Ataxia. Huntington's disease. Parkinson's disease.
Symptoms of mild cognitive impairment, also known as MCI, include trouble with memory, language and judgment. The symptoms are more serious than the memory issues that are expected as people get older. But the symptoms don't affect daily life at work or at home. The brain, like the rest of the body, changes with age.
This approach is simple—a person is told 5 words in a specific order, and a few minutes later, they're asked to recall them in the same order. It's often used by healthcare providers to test memory and short-term recall. The 5-word test can be used to determine how well your loved one remembers specific information.
About 75% of your brain is water, making hydration crucial for sharp thinking, focus, and mood, as even mild dehydration (losing 2% of body water) can impair memory, concentration, and reaction time. The remaining part of the brain is mostly fat, and this water content is essential for creating neurotransmitters and supporting brain function.
Common symptoms of neurological disorders include:
Three key warning signs of Multiple Sclerosis (MS) often involve vision problems (like blurred vision or pain with eye movement), numbness or tingling sensations, and fatigue, along with balance issues, weakness, and coordination difficulties, though symptoms vary widely and can include cognitive or bladder problems too.
Creutzfeldt–Jakob disease
Common symptoms of a brain tumor
Try intermittent fasting and drinking lots of water for a week or more. Eat a whole food, plant based diet. This is proven to help detox the brain. Make sure you sleep at least 8 hours a night in a dark, cool room.
This is what "cognitive distortions" mean – distorted thinking. It happens automatically when your brain processes your surrounding environment. Because there's so much information surrounding us, our brains rely on mental shortcuts, which can sometimes cause distorted thinking.