A look at the top medical headlines for the week of September 5, 2021 including: Growing up in poverty physically changes the brain… which makes it much more likely poor kids have cognitive and behavioral difficulties later. A study showing almost a quarter of all substances used to make plastic either cause cancer, damage organs, or are toxic to the environment. And finally…it’s no secret that people who are good looking are more likely to get hired and be paid more than the rest of us, apparently, they also act differently than others as well.Learn more about your ad choices. Visit podcastchoices.com/adchoices