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Maddie Lymburner is a Canadian fitness blogger who posts exercise videos to her YouTube channel, MadFit. She began the MadFit channel in 2018 during the COVID-19 pandemic, which she attributed to the closure of gyms causing more people to seek at-home workouts.
See also: Simon Pryce, List of YouTubers, The Positively True Adventures of the Alleged Texas Cheerleader-Murdering Mom, List of Mad Men characters, Mads Bech Sørensen, and Mad Mike Hoare.