Muscular Strength and Quality of Life in Older Adults: The Role of Polymorphism.

As longevity is increasing, the 65-year-old and older population is projected to increase in the next decades, as are the consequences of age-related muscle deterioration on the quality of life. The purpose of this study was to examine the associations of the polymorphism with quality of life and muscular strength in an older Spanish population. In total, 281 older adults participated in this study.