includemsid2162032type11 sextyplus jane fonda afp thethricedivorced actress 70 currently dating retired new yorkbusinessman lynden gillis will document her own sexual experiencespost60 years old in upcoming book the third act entering primetime whichhighlights the benefits of intimacy in the lives of mature couplesshe says genes onlyplay about 30 per cent of a role its mostly about lifestyle and luckyou can be unlucky and get a debilitating disease but if yourereasonably healthy sex can be better after 60 later in life women tend tobecome more assertive and men more nurturing and relational so its avery interesting time when the two genders can become a little more alike andmore harmonious