Here's what happened leading up to Jeff Nippard's fiancée quitting social media in 2024.

Stephanie Buttermore, the fitness influencer and cancer researcher who built a vast online audience, has died aged 36, according to an Instagram statement posted on Friday by the team of her fiancé, ...

Fitness influencer and cancer researcher Stephanie Buttermore suddenly died at the age of 36, her fiancé, Jeff Nippard, announced in a statement on Friday, March 6.

Stephanie Buttermore, a fitness influencer and doctor who researched ovarian cancer throughout her career, died at the age of 36, her fiancé and fellow fitness YouTuber Jeff Nippard, announced Friday.

Fitness influencer Stephanie Buttermore has died, her fiancé Canadian bodybuilder Jeff Nippard announced. She was 36 years old. “It is with profound sorrow that we share the sudden passing of Jeff’s ...

Bodybuilder Jeff Nippard announced that his fiancée, fitness influencer Stephanie Buttermore has died. Nippard’s team posted the news of Buttermore's death in a statement shared to Instagram on Friday ...

Fitness influencer Stephanie Buttermore has died. She was 36. “It is with profound sorrow that we share the sudden passing of Jeff’s fiancée and partner of 10 years, Stephanie,” a Friday, March 6, ...

Stephanie Buttermore was a cancer researcher and fitness influencer. Stephanie Buttermore, fitness influencer and cancer researcher, has died at age 36. Buttermore promoted fitness, nutrition, and ...

The fitness world woke up to devastating news on March 6, 2026. Popular YouTuber and bodybuilder Jeff Nippard shared that his fiancée, Dr. Stephanie Buttermore, had passed away suddenly at the age of ...