Hospital San Carlos, Madrid

This study is testing a new method to guide ablation, a procedure that uses heat or cold to create tiny scars in the heart to stop irregular rhythms. Researchers will use advanced mapping technology to identify specific, stable areas believed to drive persistent atrial fibrillati…

This study is checking if finding and treating sleep apnea in people with hard-to-control atrial fibrillation (AFib) can reduce their irregular heartbeats. Researchers will screen 50 AFib patients for sleep apnea, treat those who have it, and monitor their heart rhythm for three …

This study is testing whether gentle, non-invasive brain stimulation can help slow down the progression of primary progressive aphasia (PPA), a condition that gradually steals a person's ability to speak and understand language. Researchers will compare three different types of b…