Infrequent sex or exercise can trigger heart attacks There's no denying that regular physical activity and a healthy sex life are good for your hear…

There's no denying that regular physical activity and a healthy sex life are good for your heart. But if you've ever huffed and puffed your way through a jog or a particularly strenuous bout of lovemaking, you might have wondered whether the exertion was actually stressing, rather than strengthening, your heart.