Conditions list medically reviewed by George Krucik, MD, MBA
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.
People who have GAD worry uncontrollably about common occurrences and situations. GAD is different from normal feelings of anxiousness.
Smoking is the leading cause of emphysema, a disease of the lungs that makes it hard to breathe. Learn more about how emphysema affects you and how it's treated.
Asthma can make breathing difficult and cause coughing and wheezing. Find out what treatments and lifestyle changes can help.
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.
Pneumothorax, or collapsed lung, occurs when air is trapped in the space around your lungs. Learn about the types of pneumothorax and the treatment for it.
Pulmonary edema is a condition in which the lungs fill with fluid. Read about your risk, and what to do if you experience symptoms.
The recommended amount of caffeine is usually 400 mg per day for healthy adults. Caffeine overdose may occur if you ingest more than this amount.
Hyperventilation is a condition in which you start to breathe very fast. Healthy breathing occurs with a healthy balance between breathing in oxygen and breathing out…
Acute respiratory distress syndrome is a lung condition. It occurs when fluid fills up the air sacs in your lungs. It can eventually lead to organ failure.
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.
The symptoms of pericarditis are generally sharp and made worse by deep breathing. Sharp chest pain occurs when the inflammed pericardium rubs against the chest wall.
Celiac disease is a digestive disorder caused by an abnormal immune reaction to gluten. Learn about celiac disease systems, diagnosis, and treatment.
A dissection of the aorta means that blood has entered the wall of the artery between the inner and middle layers. It can be serious if the aorta ruptures.
People with paroxysmal supraventricular tachycardia experience a faster-than-normal heart rate. Learn more about the symptoms, treatments, and outlook.
Atrial flutter is a type of abnormal heart rate. It occurs when the upper chambers of your heart beat too fast. Learn about symptoms and risk factors.
Learn how people often react to black widow spider bites. Read about how they can be treated and avoided.
Cardiogenic shock occurs when the heart has been damaged to the point where it's unable to supply enough blood to the organs of the body.
Malignant hypertension is a rare and severe condition in which blood pressure is dangerously high. Learn more about symptoms and treatments.
This feature is for informational purposes only and should not be used to diagnose. Please consult a healthcare professional if you have health concerns.