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

Prince Frederik of Luxembourg died at the age of 22 due to a rare mitochondrial condition called POLG disease— Newsweek has ...

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

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

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

Prince Frederik’s family has shared a new photo of the late royal exclusively with Us Weekly. Luxembourg’s Prince Robert ...

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

Frederik de Nassau died on March 1, in Paris, a day after internationally recognized Rare Disease Day, which takes place on ...

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

The son of Prince Robert of Luxembourg and Princess Julie of Nassau, Prince Frederik, has died in Paris the age of 22 due to ...