The Apple Watch has plenty of potential for health monitoring even after discovery of a condition, and a new study outlines its usefulness in monitoring patients after atrial fibrillation ablation. The Apple Watch could prove useful to patients who have undergone atrial fibrillation ablation. While a January 2026 study examined the role of the Apple Watch in identifying undiagnosed atrial fibrillation, a separate research paper suggests the smartwatch could help those who have received treatment for irregular heartbeats by reducing unplanned hospitalizations. The clinical trial , conducted by St Bartholomew's Hospital in London, focused on patients who had undergone atrial fibrillation catheter ablation. This is a minimally invasive procedure that restores normal heart rhythm by causing small scars in the tissue via freezing or heat. Continue Reading on AppleInsider | Discuss on our Forums