People do die 30 years earlier because they’re black - thats often how racism works…
Imo how do we know what “normal” is and has that been the case for the last 1000 years? The Japanese have employed sumo wrestlers to serve in a sport, for instance. I think its fair to say fat shaming is a more modern phenomena that’s occurred more recently as high calorie low nutrition food became mass produced and microplastics have accumulated in all our bodies.