The heart can only take so much — and a new study suggests that the combination of strenuous exercise and high emotions may be too much for it to bear.In the study, working out while angry or emotionally upset was linked to a more than threefold greater risk of having a heart attack within the hour.The researchers also looked at exercise and emotional stress individually, to see if each factor, on its own, would affect the risk of heart attack. They found that each of these factors more than doubled a person’s risk of having a heart attack within the hour, according to the study, published today (Oct. 10) in the journal Circulation. [Beyond Vegetables and Exercise: 5 Ways to Be Heart Healthy]

Source: Why You Shouldn’t Do a Hard Workout When You’re Upset