SYNCOPE, VASOVAGAL

This study looks at a procedure called cardioneuroablation (CNA) for people who faint because their heart rate drops too low. The procedure works well for most, but it might affect how well they can exercise. Researchers will measure exercise capacity using a special test before …

This study looks at whether easy counterpressure maneuvers—like crossing legs, bending, or tensing arms—can help prevent fainting in children aged 6 to 18. Participants who visit the emergency department after a fainting episode will either receive usual care or learn these techn…

This study looks at how different leg movements, like crossing legs or tensing muscles, affect blood pressure and blood flow in children aged 6-18 who faint often. Researchers will measure these responses in 30 children to understand how body movements can help control fainting. …

This study looks at a new procedure called cardioneuroablation (CNA) for people who faint due to a sudden drop in heart rate. The goal is to find the best way to locate the nerve clusters in the heart that cause fainting. Researchers will compare three mapping techniques in 100 p…