Fitness influencer Stephanie Buttermore dead at 36, fiancé confirms in heartbreaking post

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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.

Nippard's team posted on Instagram and YouTube the "important announcement" that was made with "profound sorrow."

The announcement described Buttermore's death as "sudden."

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Jeff Nippard announced on social media that his fiancée, Stephanie Buttermore, had suddenly died at the age of 36. (@jeffnippard/Instagram)

"As many of you know, Stephanie meant the world to Jeff. She will be remembered for her warmth and compassion, her love for her family, and her PhD research on ovarian cancer," the post read.

No details are currently available regarding her death, and Nippard's team asked for privacy.

Buttermore and Nippard appeared in numerous YouTube videos together over their decade-long relationship. The two got engaged in 2022, and Nippard posted a photo of the two of them on Valentine's Day.

Nippard's Instagram and YouTube accounts shut off comments on posts announcing Buttermore's death, but fans flooded the comments to show their support for Nippard, a former professional bodybuilder and powerlifter.

"Heaven gained an amazing angel. Someone who cared so deeply for others. Someone who cared so deeply for others. Praying for you Jeff and her family," fellow influencer Buff Bunny posted on Nippard's Valentine's Day post.

Nippard posted this photo of himself and Buttermore on Valentine's Day. (@jeffnippard/Instagram)

"I am so so sorry. I have followed Stephanie for years, what a beautiful