: She maintains a strict health regimen, often discussed in contemporary interviews, which includes avoiding meat, fish, and sugar, and rarely consuming alcohol to support healthy aging .
: Around the time of the interview, Ruge was actively promoting her book Ab morgen jünger! (Younger Starting Tomorrow), which explores scientific insights into healthy aging and longevity .
The 2022 interview titled "" (originally in German: Nina Ruge im Interview: In der Toskana ist das Glück für sie so nah ) was published by the celebrity and lifestyle magazine GALA on March 28, 2022.
: In mid-2022, she also shared her happiness regarding a new Goldendoodle puppy named Rico, who lives with them in their homes in Switzerland and Italy.