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

The prince had PolG disease, a genetic mitochondrial disorder that prevents the body's cells from producing adequate energy.

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

Prince Frederik, the youngest son of Prince Robert of Luxembourg and Princess Julie of Nassau, has died at the age of 22. He ...

( NewsNation) — Prince Frederik of Luxembourg has died at 22 from POLG mitochondrial disease, a genetic disorder he has had ...

Prince Frederik of Luxembourg died at the age off 22 last month from a rare genetic disorder, his parents Prince Robert and ...

Prince Frederik of Luxembourg, son of Prince Robert, passed away at 22 from POLG mitochondrial disease, leaving a lasting ...

Prince Frederik of Luxembourg, the son of Prince Robert and Princess Julie of Nassau, passes away at 22 in Paris. He battled ...

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

Prince Frederik of Luxembourg died from a genetic disease called PolG, but experts hope his passing could bring more awareness to the rare condition that impacted his life.

Luxembourg's Royal Family has announced the death of Prince Frederick at 22 years old.

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