Most people worry about their increasing age seems to be trouble over his sex life is becoming. But considering the University of Chicago's National Research Center according to a researcher with increasing age, sexual - the desire to enjoy the relationship never changes.

Researchers say that with the aging doctor Dennis shag never the less wanted to make and it is only a social concept for first time sex in life.

The study was done on people of 57-85 years. Dennis said during the study says most people old age after they had sex - are active in terms of relationships. The other hand how to have a good sex life, the professor said Sex life not only that so many people like to live with his partner to death and their desire than women are spicing up your sex life.

Researchers said the age of 75 to 85 persons can enjoy happy sex life.