Find NHLBI Clinical Trials

Search selected NHLBI-supported clinical trials and observational studies by condition, location, or age group. You can also view the complete list of NHLBI-funded studies at ClinicalTrials.gov.

Filter by: Close
Disease or Condition

FILTER BY KEYWORD

Showing 1 - 10 out of 14 results
Recruiting
New York
The goal of this research is to assess the utility of smartphone-based progressive muscle relaxation (PMR) for the treatment of migraine and sleep.
Adult, Older Adult
Recruiting
Alabama
Do you have HIV and insomnia? This study is looking at whether insomnia increases pain and inflammation in people who have HIV. To participate in this study, you must be 18 to 85 years old and either be healthy or diagnosed with HIV, with or without insomnia. This study is located in Birmingham, Alabama.
Adult, Older Adult
Accepting Healthy Volunteers
Recruiting
Maryland
Have you previously been prescribed opioid medicines? This study will find out whether waking up frequently during the night can affect the way your brain processes certain medicines. To participate in this study, you must be 18 to 48 years old, have a normal sleep cycle, and have previously taken opioid medicines to treat pain. This study is located in Baltimore, Maryland.
Adult
Accepting Healthy Volunteers
Recruiting
Wisconsin
Do you have a high-risk pregnancy? This study will investigate the use of a non-invasive scan called fetal magnetocardiography to detect potential problems in the fetus in five high-risk pregnancy conditions associated with stillbirth. The scan is normally used to look at fetal heart rhythms. To participate in this study, you must be at least 18 years old and pregnant with one of the following: having a stillbirth in a previous pregnancy, carrying identical twins, or having a fetus that has been diagnosed with major congenital heart disease, fetal hydrops, or fetal gastroschisis. This study takes place in Madison and Milwaukee, Wisconsin.
Adult, Older Adult
Female
Recruiting
Indiana
Are you a woman who is postmenopausal or a man older than 65? This study will investigate the effects of oral progesterone for older women and testosterone for older men on QT intervals. QT intervals that are increased by medicine can lead to dangerous heart rhythm problems. Researchers hope to learn more about why this happens and how to deliver safer doses. This study is located in Indianapolis, Indiana.
Adult, Older Adult
Accepting Healthy Volunteers
Recruiting
Massachusetts
This study is testing whether a new imaging technique can help healthcare providers diagnose venous thromboembolism. To participate in this study, you must be at least 18 years old and diagnosed with venous thromboembolism. This study takes place in Boston, Massachusetts.
Adult, Older Adult
Recruiting
Pennsylvania
Are you a healthy adult between 40 and 90 years old and willing to help research? This study will test whether a new device called the OsciPulse system, which is designed to repeatedly compress a person’s legs, can improve blood flow through the legs to prevent or treat varicose veins. To participate in this study, you must be 40 to 90 years old and healthy. This study takes place in Philadelphia, Pennsylvania.
Adult, Older Adult
Accepting Healthy Volunteers