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Clinical Trials

Clinical Trials

The NHLBI leads or sponsors studies for patients who have heart, lung, blood, or sleep-related diseases or disorders. Find studies for diseases and conditions and see if you or a loved one is eligible.

Condition

Conduction Disorders

A conduction disorder, or heart block, is a problem with the electrical system that controls the heart’s rate and rhythm. This can cause the heartbeat to be too fast, too slow, or irregular.

Condition

Congenital Heart Defects

Congenital heart defects, or diseases, are problems with the heart's structure that are present at birth.

Condition

COPD

COPD, or chronic obstructive pulmonary disease, is a long-term condition that damages the lungs and blocks airflow into and out of the lunge. This makes it hard to breathe.

Test

Coronary Artery Bypass Grafting

Coronary artery bypass grafting, sometimes called coronary artery bypass surgery or just bypass surgery, is a procedure to improve blood flow to the heart.

Condition

Coronary Heart Disease

Coronary heart disease is a common type of heart disease where the arteries of the heart cannot deliver enough oxygen-rich blood to the heart.

Test

CPAP

CPAP (continuous positive airway pressure) is a device that uses mild air pressure to keep the airways open while you sleep. It is often used to treat breathing problems during sleep.

Condition

Cystic Fibrosis

Cystic fibrosis is an inherited condition that affects the body’s cells, tissues, and the glands that make mucus and sweat.

Resources

Clinical Trials

The NHLBI leads and supports many clinical trials to help find new ways to prevent, detect, and treat heart, lung, blood, and sleep disorders.

Fact Sheets and Handouts

The NHLBI develops materials for patients and health professionals on many heart, lung, blood, and sleep conditions. Information from the NHLBI is based on the latest scientific findings.