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

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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Prince Frederik of Luxembourg, 22, succumbed to POLG mitochondrial disease. Despite his struggles, he raised awareness ...

Prince Christian of Denmark has been serving in the military for the last month and has debuted his surprising 'new name'. ...

Prince Christian of Denmark has subtly unveiled his “new name” after fans spotted a surprising detail in a picture of the ...

Prince Frederik of Luxembourg died from a genetic disease called PolG, but experts hope his passing could bring more ...

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

The Prince of Wales will carry out a solo overseas trip to Estonia this month, in his role as Colonel-in-Chief of the Mercian ...