Queen Mary of Denmark canceled multiple royal engagements this week after falling ill, but she shared a pick-me-up that she received.

Prince Frederik of Luxembourg's family has shared a poignant new photo of the late royal taken before his death at the age of ...

Queen Mary could not attend engagements with the Mary Foundation or the Heart Association Awards after falling ill ...

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Filmmaker Mei Fa Tan reflected on her experience working with Luxembourg’s Prince Frederik before his death at the age of 22.

Commissioned by Frederik’s mother, Princess Julia of Nassau, to helm an educational short film about the disease with ...

Prince Frederik of Luxembourg died after years of being diagnosed with a rare mitochondrial disease called PolG.

Prince Frederik of Luxembourg has died at the age of 22. The young royal suffered from the rare genetic disease POLG, which ...

Prince Frederik of Luxembourg, who died at 22, spoke about the rare genetic disorder he navigated in a video released by The ...

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The Luxembourg Royal Family has announced the tragic passing of Prince Frederik, who was only 22 years old. Frederik's father ...

Luxembourg’s Prince Frederik’s death has been announced. It was due to a rare genetic condition. Here is what we ...