The Norwegian royal family has issued a heartbreaking update on Crown Princess Mette-Marit’s rare cancer battle, saying she requires “more rest” as her situation worsens. The royal, 51, is declining in health amid her battle with pulmonary fibrosis — an incurable condition that scars lungs and causes shortness of breath.

The Norwegian Royal Court has shared an update on Crown Princess Mette-Marit’s health, revealing that her illness has progressed and her schedule will be modified moving forward. In a brief statement,

Marit's chronic, incurable lung disease has worsened, meaning she may have to change her schedule at short notice.

Crown Princess Mette-Marit is rearranging her royal responsibilities as her chronic lung disease has "progressed," the Royal House of Norway said.

Marit's chronic lung disease is affecting "her ability to perform her duties," the Royal House of Norway announced.