5. Rebel Wilson – The “Year of Health” (–80 lbs)
The “Fat Amy” moniker is a thing of the past. Rebel Wilson’s 2020 “Year of Health” turned into a lifestyle.

Despite the stress of motherhood and her 2024–2025 projects, she has maintained her frame through the Mayr Method (mindful eating) and high-protein nutrition, proving that consistency beats intensity.
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6. Jessica Simpson – The 100-Pound Comeback (–100 lbs)
After her third pregnancy, Jessica was open about the “shock” of seeing 240 lbs on the scale.

Working with trainer Harley Pasternak, she focused on a holistic 5-pillar plan: 12,000 steps a day, 7 hours of sleep, and a metabolic-boosting diet. In 2026, she remains a fitness icon for moms everywhere.
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