Why Demi Lovato Performed 'Heart Attack' at Heart Disease Event

Demi Lovato's team clarified why the singer decided to perform "Heart Attack" at an American Health Association event.

Tomás Mier – Page 12 – Rolling Stone

Tomás Mier – Page 12 – Rolling Stone

Tomás Mier – Page 12 – Rolling Stone

Tomás Mier – Page 12 – Rolling Stone

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Tomás Mier – Page 12 – Rolling Stone

Why Demi Lovato Performed 'Heart Attack' at Heart Disease Event

Tomás Mier – Page 12 – Rolling Stone

Demi Lovato: We're in a new era of child stardom

Demi Lovato: Dancing with the Devil': A Pop Star's Moving Documentary

Demi Lovato Speaks Up About Living With Bipolar Disorder

Demi Lovato Shares New Instagram Because She's Feeling Better Than She's Ever Felt

A public account of agony: How Demi Lovato made her suffering her best brand, Culture