Though body size can be altered with environmental or behavioral changes, anatomic shape, which appears to be genetically determined, cannot be changed except by surgery, trauma, or illness.
Physicians have a responsibility to assess elderly patients for conditions that could affect their ability to drive safely and to be familiar with state laws that govern physician duty to report impaired drivers.
Physicians have a professional obligation and, in many states, a legal duty to report drivers whose functional or cognitive impairments may pose a safety hazard.
The proliferation of enhancement technologies and pharmacological agents has perpetuated the view of American doctors and patients of medical care as a market commodity driven by what consumers want and are willing to pay for.