Chronic obstructive pulmonary disease (COPD) is a lung disease that makes it hard to breathe. It is caused by damage to the lungs over many years, usually from smoking.

Alpha-1 Antitrypsin Deficiency Genetic Testing

Alpha-1 antitrypsin (AAT) is a protein normally found in the lungs and the bloodstream. It helps protect the lungs from diseases such as emphysema and chronic obstructive pulmonary disease (COPD). Some people do not make enough of this protein or they make an abnormal type of AAT, either of which can cause AAT…

Automated Ambulatory Blood Pressure Monitoring

An ambulatory blood pressure monitor is a small device that you wear throughout the day, usually for 24 or 48 hours. The device takes your blood pressure automatically while you do your normal daily activities. The device periodically inflates and takes blood pressure measurements, which are recorded for later printout…

Breathing Problems: Using a Dry Powder Inhaler

Covers using an inhaler to get needed medicine into lungs quickly. Describes dry powder inhalers, how they work, and why to use them. Includes pictures on how to use a dry powder inhaler.

Breathing Problems: Using a Metered-Dose Inhaler

Diseases affecting the lungs—such as asthma, emphysema, chronic bronchitis, and chronic obstructive pulmonary disease (COPD)—share many of the same medicines. These medicines are often delivered through a metered-dose inhaler (MDI). Using an MDI: Delivers most of a measured dose of medicine directly to your lungs. Can…