Archduchess Estelle of Austria has died at the age of 46, leaving European aristocracy in mourning. The royal passed away ...

The Austrian royal family has gone into mourning following the death of Archduchess Estelle, who died at the start of the ...

Prince Frederik of Luxembourg's family has shared a poignant new photo of the late royal taken before his death at the age of ...

Mei Fa Tan spoke exclusively to Us Weekly about what it was like to work with Luxembourg’s Prince Frederik before his death ...

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

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

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

He was 22. Frederik was born with PolG disease, a genetic mitochondrial disorder that prevents the body’s cells from ...

The move will cost businesses and residents in each state up to $400,000 per day, and lift the average energy bill by about $100 per month, Premier Doug Ford said at a news conference. The province ...

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.