Singer-songwriter Halsey said she was treated at Massachusetts General Hospital after one of her concerts in Boston this weekend for a "minor medical emergency."

"Boston I'm gonna be honest with ya, after the show last night I was in the ER till 6 this morning," the pop star posted to Instagram on Monday ahead of a second show at MGM Music Hall. "I am A-Okay now and ready to rock tonight! but if I'm pacing myself, that's why!"

Halsey did not specify what landed her in the ER. The second concert went on as scheduled, and her "Back To Badlands" tour is set to continue Tuesday night in Washington, D.C.

The 31-year-old said she was "so so grateful" to everyone at the hospital.

"Huge shoutout to Mass General and Dr Kian, Dr Victoria and my nurses Carolyn and Alicia for being the absolut

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