Blocking IDO1 restores cholesterol processing, offering a new path to treat heart disease, diabetes, and more. Former elite rowers face a 7x higher risk of AFib, despite excellent fitness—underscoring the need for heart screening. SGLT2 inhibitors are reshaping heart failure treatment—beyond glucose, they’re improving outcomes across the board. Pulsed field ablation proves safe, effective for persistent AF in ADVANTAGE AF trial, showing strong results and improved QoL Walking at a brisk pace may significantly reduce the risk of heart rhythm disorders, new UK Biobank research shows.