Muscle: Confessions of an Unlikely Bodybuilder
{{Infobox book|
| name = Muscle: Confessions of an Unlikely Bodybuilder
| image = File:Muscle,_Confessions_of_an_Unlikely_Bodybuilder.png
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| author = Samuel Wilson Fussell
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| country = United States
| language = English
| subject = Bodybuilding
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| publisher = Poseidon Press
| pub_date = 1991
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| pages =
| isbn = 9780671701956
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| congress =
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Muscle: Confessions of an Unlikely Bodybuilder is a 1991 non-fiction book by Samuel Wilson Fussell. It describes Fussell's time as a bodybuilder over four years, during which he takes steroids.
Publishers Weekly described it as "A book of minor significance, but enjoyable reading."{{cite news |title=Muscle: Confessions of an Unlikely Bodybuilder by Samuel Wilson Fussell|url=https://www.publishersweekly.com/9780671701956 |date=3 April 1991 |access-date=16 March 2024 |work=Publishers Weekly}}
Camille Paglia wrote, "Fussell has a great eye for eccentric characters and a great ear for the crackling vernacular. But too little time has passed for him to have psychological perspective on his profoundly self-altering experience.{{cite book |last1=Paglia |first1=Camille |title=Sex, art, and American culture: essays |date=1992 |publisher=Vintage Books |location=New York |isbn=9780679741015 |edition=1st}}