A job applicant rejected for a railroad mechanic's job because of morbid obesity has no Americans with Disabilities Act (ADA) claim against the employer, a federal appeals court has ruled. Because the applicant's weight was not caused by an underlying physiological disorder, it is not a "physical impairment" under the ADA. Had the applicant's obesity been the result of a physiological disorder that affects a major body system, the applicant's condition would have been protected by the ADA, and the employer would not have been able to reject the employee solely on account of his weight without violating the ADA. More