However, the use of measures whose normative data come mainly from young adults in different age groups can pose problems, especially when the subjects are elderly and suffer from brain damage and neurodegenerative diseases such as Alzheimer`s disease. Yoon et al. (2004) found a considerable difference in the rates of surnomy between youth and older adults. Although there are no standards for middle-aged and elderly groups, this information is overall very important, as these people are more vulnerable to cognitive impairment and brain damage. Berman, S., Friedman, D., Hamberger, M., &Snodgrass, J. . . .