Eww, grandparent sex. Given that the study reported 18% of the women and 41% of the men were sexually active, there's potentially lots of old dudes out there banging younger ladies. Or stairway denied and stuck jerking off. Alright, sad AND disturbing! Also, most surprising statement ever: "Among the women, the most commonly cited reason for being sexually inactive was 'no desire,' whereas for most men, it was 'erectile dysfunction.'"
Yup. And Viagra does more than just allow them to overcome that obstacle; it's also been associated with STDs in the elderly. Eww, grandparent gonorrhea...