Heart disease: It's partly in your head

For worse or for better, how you think, feel, and live your life affects your heart.

Intimate connections between the heart and mind were once taken for granted. In some cultures, the heart was believed to be the seat and source of emotions. As Western medicine gradually unraveled these connections, heart and mind drifted apart. A new field, behavioral cardiology, is trying to stitch them together again, this time with strong scientific threads.

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