Jessica Simpson celebrates losing 100 pounds since giving birth

Jessica Simpson took to Instagram Tuesday to reflect on her weight loss journey since giving birth to daughter Birdie Mae Johnson in March.

Jessica Simpson Shows Off 100-Lb. Post-Baby Weight Loss: Photos

Jessica Simpson sparks concern with thin frame in new photos after drastic 100-lb weight loss

Jessica Simpson Shows Off 100-Lb. Weight Loss in Bikini

Jessica Simpson flaunts 100-pound weight loss - Good Morning America

Jessica Simpson is 'So Proud' of Herself and Her 100-Pound Weight Loss

How Jessica Simpson Felt After She Got Back Into Her Workout Routine

Jessica Simpson Flaunts Body After Losing 100 Pounds

Secrets behind Jessica Simpson's 100-lb weight loss: How the star maintains her slender frame