Asthma can make breathing difficult and cause coughing and wheezing. Find out what treatments and lifestyle changes can help.
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.
An allergy is an immune system response to a foreign substance that's not typically harmful to your body. These foreign substances are called allergens. They can include…
Learn about stable angina and what causes it. Find information on stable angina symptoms, risk factors, diagnosis, and treatment.
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 or…
Angina is a condition marked by a crushing chest pain. It's due to inadequate blood supply to your heart muscle, which deprives your heart of oxygen.
During a heart attack, blood supply that normally nourishes the heart with oxygen is cut off and the heart muscle begins to die. Here's what you should know.
Pneumothorax is the medical term for a collapsed lung. This occurs when air is trapped in the space around the lungs. A collapsed lung can result in your chest feeling…
Acid reflux symptoms are caused when stomach contents flow up from the stomach back into the esophagus, causing symptoms like heartburn, stomach pain, and burping.
Ischemic cardiomyopathy (IC) is a condition that occurs when the heart muscle is weakened. Find out what causes it, how it's treated, and ways to prevent it.
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.
MAT causes your heart to beat much faster than it normally should. Learn about other symptoms and treatment options.
Costochondritis is an inflammation of the cartilage in the rib cage. Learn about costochondritis symptoms, causes, diagnosis, and treatment.
Acute mountain sickness is a condition that occurs when your body can't adjust to a high level of altitude. Learn more about the signs and how to treat it.
Asbestosis is a lung disease that develops when you inhale asbestos fibers and they cause scarring in your lungs. Learn more about the symptoms and treatments.
Cor pulmonale is a condition that most commonly arises out of complications from high blood pressure.
Rheumatic fever is a complication of strep throat. If left untreated, it can cause permanent damage to the heart. The condition usually appears in children between the…
Legionnaires' disease is a severe type of pneumonia, or lung infection. Learn about its symptoms, causes, treatment, and prevention.
Scoliosis is an abnormal curvature of the spine. The normal shape of a person's spine includes a curve at the top of the shoulder and a curve at the lower back. If your…
This feature is for informational purposes only and should not be used to diagnose. Please consult a healthcare professional if you have health concerns.