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.
British human rights lawyer Amal Clooney, who is married to actor George Clooney, feels a "certain responsibility" being in the public eye, but wants to use her newfound fame for "good".
Rene Angelil, the entertainment maestro who guided Celine Dion to superstardom and then married her, has died, according to Francine Chaloult, a spokeswoman for Dion.