Epilepsy is a chronic disorder that causes unprovoked, recurrent seizures. Find out what causes it, who's at risk, how it's diagnosed, and more.
A head injury is an injury to your brain, skull, or scalp. All head injuries should be treated seriously and assessed by a doctor. Get the facts about 6 major types.
Eclampsia is a rare but serious condition that causes seizures during pregnancy. You can develop eclampsia even if you don't have a history of seizures.
A generalized tonic-clonic seizure, sometimes called a grand mal seizure, is a disturbance in the functioning of both sides of your brain.
Alcohol withdrawal delirium (AWD) is the most serious form of alcohol withdrawal. Here's what you need to know.
Intracranial hemorrhage is a life-threatening condition in which you have bleeding inside your skull. Here are the types and symptoms to watch for.
Cerebral palsy is a group of disorders that affect muscle movement and coordination. Learn about the causes, types, symptoms, and treatment of cerebral palsy.
Concussions can cause serious symptoms that require medical treatment. A concussion is a traumatic brain injury that results in an altered mental state.
Brain hypoxia is when the brain isn't getting enough oxygen. This can occur when someone is drowning, choking, suffocating, or in cardiac arrest.
Low blood sodium, or hyponatremia, occurs when water and sodium are out of balance in your body. It can cause weakness, headache, nausea, and muscle cramps.
There are many types of skull fractures, but only one major cause. Get the facts on fractures and learn about diagnosis and treatment.
Brain cancer is rare. Learn more about the different types of brain cancer and its symptoms.
Malignant hypertension is high blood pressure accompanied by new symptoms, such as those related to the eye or other organs. Get the facts on causes and more.
Amphetamines are a type of stimulant and can be highly addictive. Consistent amphetamine dependence can lead to overdose, brain damage, and even death.
Heat emergencies are health crises caused by exposure to hot weather and sun. Heat emergencies have three stages: heat cramps, heat exhaustion, and heatstroke.
Subarachnoid hemorrhage (SAH) refers to bleeding within the subarachnoid space, which is the area between your brain and the tissues that cover it.
Hypoglycemia, or low blood sugar, is a potentially dangerous condition that's most common in people with diabetes. Learn what causes it and how to prevent it.
An aneurysm in the brain is a weak area in an artery in the brain that bulges out and fills with blood. It can be unpredictable and life-threatening, and can cause…
Intracerebral hemorrhage (ICH) is when blood suddenly bursts into brain tissue, causing damage to the brain. Symptoms usually appear suddenly during ICH.
A subdural hematoma occurs when blood collects on your brain's surface beneath the skull. They usually result from a head injury.
This feature is for informational purposes only and should not be used to diagnose. Please consult a healthcare professional if you have health concerns.