Conditions list medically reviewed by George Krucik, MD, MBA
A stroke is a medical emergency that requires immediate medical care. Learn about the signs of a stroke and what to do.
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.
High blood pressure is often associated with few or no symptoms. Many people have it for years without knowing it.
Glaucoma is an eye condition that damages your optic nerve. Learn what causes it.
Learn about migraine types, symptoms, triggers, and treatments as well as how they are different from regular headaches.
Presbyopia is an eye condition that affects your ability to focus on close-up objects. Learn about what causes it and how to spot the symptoms.
A brain tumor is a collection or mass of abnormal cells in your brain. A brain tumor can be cancerous (malignant) or noncancerous (benign).
Farsightedness means it's easy for you to see things that are far away but not close-up. Discover other symptoms and treatment options.
Subarachnoid hemorrhage (SAH) refers to bleeding within the subarachnoid space, which is the area between your brain and the tissues that cover it.
If you have an injured eye or a foreign object in your eye, you'll likely need to seek medical attention right away. Here's what to look out for in eye emergencies.
A transient ischemic attack (TIA) occurs when there's a sudden lack of blood flow to your brain. Learn about TIA symptoms, treatment, and prevention.
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…
Temporal arteritis occurs when the temporal arteries, which supply blood to the head and brain, become inflamed or damaged.
Vertebrobasilar circulatory disorders are a group of diseases in which not enough blood is supplied to the back of the brain. Read about the symptoms.
Intracerebral hemorrhage (ICH) is when blood suddenly bursts into brain tissue, causing damage to the brain. Symptoms usually appear suddenly during ICH.
A brain tumor is the growth of abnormal cells in your brain. Whether the growth is cancerous or not, any brain tumor is serious. Symptoms can include both cognitive and…
Hypopituitarism occurs when your pituitary gland in your brain is not releasing one or more of the eight hormones it should be releasing.
Learn about sarcoidosis and its causes, symptoms, diagnosis, treatment, and potential complications.
Malignant hypertension is a rare and severe condition in which blood pressure is dangerously high. Learn more about symptoms and treatments.
Find information about chemical burns and how to prevent them. Learn about the causes, symptoms, and treatment of chemical burns.
This feature is for informational purposes only and should not be used to diagnose. Please consult a healthcare professional if you have health concerns.