Do not let your precious smartwatches and smart rings collect dust — use these science-backed principles instead.

Avocado ranks as the top heart-healthy pick, says a Tufts cardiologist—thanks to its good fats, fiber, and potassium.

It also reminds us that anyone can have a heart attack—not just older men with high blood pressure and high cholesterol. It’s known that women’s heart attack symptoms tend to be different from men’s, ...