The caption is directed to online "trolls" who she says write "unkind things." She writes, "This is how I look. I feel happy" before adding that she thinks she looks "strong and healthy."
Slamming body critics is nothing new for Schumer. She told Glamour magazine it was "not cool" in another Instagram post last month for mentioning her in an issue focused on plus size fashion.
She wrote that there's nothing wrong with being plus-size, but disputed having a plus-size body, suggesting that labeling her body type that way could have a negative influence on young girls.
Bollywood star Mallika Sherawat, whose film "Time Raiders" has been selected for the 69th Cannes Film Festival, stunned one and all at the red carpet of the gala's opening ceremony.
Actress Blake Lively has criticised the Cannes Film Festival for allowing a controversial rape joke about filmmaker Woody Allen to be part of the opening night ceremony.