Body shaming is sadly on of the harsh realities of our society that breeds itself from generation to generation and effects masses. Almost 43% od men all over the world re not satisfied with how they look and the stats even go up to 70% for women (nationaleatingdisorder.org & abc news)
Here's a short and concised article for you - https://buddingpsychologists.org/body-shaming-the-sad-reality-of-our-society/