The filmmaker who chronicled Prince Frederik of Luxembourg’s battle with the rare genetic disorder PolG has shared her experience working with the royal, who passed away on Mar. 1 at 22.

Prince Frederik, the youngest son of Prince Robert of Luxembourg and Princess Julie of Nassau, has died. He was 22. Frederik died from a rare genetic condition called POLG Mitochondrial disease ...

Prince Frederik spoke about how the diagnosis changed his life in the emotional video Janine Henni is a Royals Staff Writer for PEOPLE Digital, covering modern monarchies and the world's most ...

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. Prince Frederik ...

Prince Frederik’s family has shared a new photo of the late royal exclusively with Us Weekly. Luxembourg’s Prince Robert announced his son died at just 22 following a battle with PolG ...

A medical breakthrough could result in the first treatment for rare but serious diseases in which genetic defects disrupt ...

Prince Frederik of Luxembourg was diagnosed with POLG mitochondrial disease, a rare genetic disorder affecting approximately one in 5,000 people, at the age of 14.

Filmmaker Mei Fa Tan reflected on her experience working with Luxembourg’s Prince Frederik before his death at the age of 22. “[He was] so interested in so many topics,” Tan told Us Weekly ...

The younger brother of King Frederik opened up about his anxieties in the wake of having his children's titles stripped by ...

Prince Frederik of Luxembourg spoke about his PolG diagnosis and what brought him solace in an emotional video that has resurfaced following his death from the genetic disorder at age 22.