They're getting fatter
                                
                                
                                    (Newser) -
                                    Your average crash-test dummy, it seems, weighs 167 pounds. But a lot of Americans, as you might have noticed, weigh considerably more than that. That disparity raises safety issues rather than health issues, reports  UPI , and there's a sobering statistic to back that up, as per  CNN : "Obese...