Conditions list medically reviewed by George Krucik, MD, MBA
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.
Hypotension is low blood pressure. That's good in most cases, but low blood pressure can sometimes make you feel tired or dizzy.
During a heart attack, the blood supply that normally nourishes the heart with oxygen is cut off and the heart muscle begins to die. Learn more.
An abnormal heart rhythm is when your heart beats too fast, slow, or irregularly. This is also called an arrhythmia. Within the heart is a complex system of valves…
Panic disorder occurs when you live in fear of a panic attack. You may be having a panic attack when you feel sudden, overwhelming terror with no obvious cause.
Ventricular tachycardia is a very fast heart rhythm that begins in the ventricles. Learn about ventricular tachycardia symptoms, causes, and diagnosis.
Bleeding or spotting, increased need to urinate, tender breasts, fatigue, nausea, and missed period are signs of pregnancy.
A drug allergy is an allergic reaction to a medication. Find out how to know if you have one and what to do about it.
Anorexia nervosa is an eating disorder that can result in severe weight loss. Learn more about warning signs and treatment.
A pulmonary embolism is a blood clot that occurs in the lungs. It can damage part of the lung and other organs and decrease oxygen levels in the blood.
Cardiac tamponade is a very serious condition in which your heart can't pump enough blood to your body due to fluid buildup around your heart.
Sick sinus syndrome is a general name for a group of disorders that can cause abnormal beating of the heart. Read about symptoms and treatment options.
People with paroxysmal supraventricular tachycardia experience a faster-than-normal heart rate. Learn more about the symptoms, treatments, and outlook.
An ectopic pregnancy occurs when a fertilized egg attaches somewhere outside the uterus. An untreated ectopic pregnancy can be a medical emergency.
Atrial fibrillation and flutter are irregular heart rhythms that occur when the upper chambers of the heart beat irregularly or too fast. Fibrillation can be sustained…
MAT causes your heart to beat much faster than it normally should. Learn about other symptoms and treatment options.
Hyperemesis gravidarum (HG) is an extreme form of morning sickness that causes severe nausea and vomiting during pregnancy.
Learn about carbon monoxide poisoning and what causes it. Find information on carbon monoxide symptoms, diagnosis, treatment, and prevention.
It's common to find plant fertilizer in homes and gardens, but plant foods can be dangerous to both people and pets. Learn more about plant food poisoning.
PTSD can affect anyone who has undergone a traumatic event. Read more on how to cope with it.
This feature is for informational purposes only and should not be used to diagnose. Please consult a healthcare professional if you have health concerns.