Victoria Beckham is seen sporting a new ab-baring ensemble in NYC at the launch of her collaboration with Breitling watches. Tammy from 1000 Lb Sisters is lauded for her new body-flaunting attire after losing around 300 lbs. Ashley Roberts shares her workout routine on Instagram and is seen sporting a black crop top and leggings gym set. Blac Chyna flaunted her gym-honed physique while out for retail therapy in Los Angeles, celebrating 16 months of sobriety. This content references scientific studies and academic research, and is fact-checked to ensure accuracy.