Steve Zim

STEVE ZIM is a personal trainer, founder of A Tighter U gym in Los Angeles, and the author of four books on fitness and nutrition. His recent books include Superhero Nutrition, The 30-Minute Celebrity Makeover Miracle and 6 Weeks to a Hollywood Body.

Zim served as the regular fitness expert on NBC’s Weekend Today and has appeared on Extra, Access Hollywood, and The 700 Club, with features in SELF, Shape, and Health.

When he’s not writing, Zim trains celebrity clients including Jessica Biel, Ashley Judd, and Laila Ali, as well as professional baseball players, boxers, and Olympic hopefuls. That hands-on experience across elite athletic and entertainment circles shapes the practical approach found throughout his books.

Steve lives in Los Angeles, California.

Steve Zim’s books are published by Trade Paper Press, an imprint of Turner Publishing.

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