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Since its introduction in 1998, catheter ablation for atrial fibrillation has greatly improved, thanks to advances in the instruments, imaging techniques, and energy sources used during the procedure. The resulting increases in safety and effectiveness have transformed ablation into a routine procedure. For many people newly diagnosed with this heart rhythm disorder, ablation is now the first treatment offered.

The purported health benefits of cold plunges include less stress, better sleep, and enhanced immunity, but the evidence is thin. While the practice may ease muscle soreness after intense exercise, it may have detrimental effects on gains in muscle power and strength. Because the shock of cold water on the skin can raise heart rate and blood pressure, people with cardiovascular disease (especially heart rhythm abnormalities) should avoid the practice.

Smart watches can monitor different parameters simply by measuring a person’s pulse and body movements. Potentially helpful features include those to detect very low or high heart rates, irregular heart rhythms, and breathing disruptions during sleep.

Heart-friendly breakfast ideas include a mix of foods that provide protein, fiber, and unsaturated fat, which can help stave off hunger until lunchtime. Examples include eggs cooked with vegetables, Greek yogurt with berries and nuts, or oatmeal cooked with milk and topped with fruit. Other quick options are a slice of whole-grain toast spread with mashed avocado and cherry tomatoes, almond butter and sliced apple, or ricotta cheese and sliced kiwi.