POLG-related diseases disrupt the function of the mitochondria, or "powerhouses" of the cell — starving them of energy.

Prince Frederik, 22, was a founder and the creative director of a foundation that raised awareness of POLG disorder.

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

Prince Frederik of Luxembourg, the youngest son of Prince Robert of Luxembourg and Princess Julie of Nassau, has died after a ...

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

The Fox News Entertainment Newsletter brings you the latest Hollywood headlines, celebrity interviews and stories from Los ...

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

Disney is hosting a Hollywood premiere of “Snow White” on March 15, but the studio won’t be rolling out a robust red carpet ...

Prince Frederik, the son of Europe's Prince Robert of Luxembourg, has died from a rare genetic disease, his family announced.

Luxembourg is well-known for its vibrant blend of cultures, with half of its population born abroad, a figure which rises to ...

Prince Frederik of Luxembourg, the son of Prince Robert of Luxembourg and Princess Julie of Nassau, has passed away at the ...

Having its grand finale this weekend, the LuxFilmFest offers a wealth of films and events - with a major emphasis on ...