Editorial Fellow Prince Frederik of Luxembourg, the youngest son of Prince Robert of Luxembourg and Princess Julie of Nassau, died in Paris at age 22 on March 1—a day after Rare Disease Day—of ...

(NewsNation) — Prince Frederik of Luxembourg has died at 22 from POLG mitochondrial disease, a genetic disorder he has had since birth. The family announced his death one day after Rare Disease ...

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

A medical breakthrough could result in the first treatment for rare but serious diseases ... received media attention when Prince Frederik of Nassau in Luxembourg died in March 2025 at just ...

A medical breakthrough could result in the first treatment for rare but serious diseases ... received media attention when Prince Frederik of Nassau in Luxembourg died in March 2025 at just ...

A medical breakthrough could result in the first treatment for rare but serious diseases ... received media attention when Prince Frederik of Nassau in Luxembourg died in March 2025 at just ...

Kate Middleton and Prince William's daughter Princess Charlotte turned 10 on May 2, with the royal family unveiling a new ...

Prince Harry revealed that his father King Charles III still "won't speak" to him amid his years-long estrangement from him ...

Millions of people around the world live with rare diseases, most of them caused by a misstep in their genes DAKAR, Senegal - ...