Abstract
History has demonstrated a degree of arbitrariness about national borders. Gerontology affirms this fact, for all persons of all nations desire to maintain the highest degree of function and quality of life for the longest period. The Global Issue on Aging, representing the combined effort of 97 medical journals from 31 countries, reflects the present-day interest among scientists and clinicians in the care and well-being of all who are aged and anticipates some of the highest priorities of medical and social welfare worldwide for decades to come.1 In the past century, the developed world has witnessed a greater increase in life expectancy than in all recorded history to the year 1900. Coupled with the declining birth rate world-wide, the elderly are assuming a larger proportion of the population with implications for almost all aspects of society. Today in both Japan and the United States the elderly account for