"Our study debunks the prevailing myths about sexuality in older years, " said James Firman, president of NCOA, in a statement.

CNN: Sex after 60: You betcha, survey says

"This study underscores the enduring importance of sex among older men and women, even among these who report infrequent sexual activity, " said Neal Cutler, NCOA's director of survey research.

CNN: Sex after 60: You betcha, survey says