Healthy Changes or Futile Effort?

So more and more I read about how they're just now discovering how all these chemicals in stuff we use everyday can cause everything from obesity to cancer to birth defects and infertility. See, what happened is we were so busy rushing this, that, and the other to market that we completely skipped the whole testing thing.

Now that we have long-term exposure data — oops.

This seems to be happening more and more. And sure, by itself one chemical or another in low levels probably isn't a big...