Viagra has made Hugh Hefner hard of hearing

Playboy chief Hugh Hefner has gone too deaf to take Viagra, say two 21-year-old twins who used to her lovers.

But the blonde say Karissa and Kristina Shannon runner legend 85 years will not stop because he does not lose his libido.

Karissa said: "He said he would rather have sex than his hearing, he now has hearing aids and even then it can not hear in one ear ..

"You have to lean down and speak into his good ear for him to understand you.

"We could sit next to him and there would be no idea of ​​what we said."

A U.S. study last year warned that men who took Viagra boost libido were twice as likely to get a hearing loss.


Sun Doctor Carol Cooper said: "It's to do with the effect on the nerves."

The twins, who lived in Hef's Mansion for two years, say he is losing his memory. Karissa said: "He kept forgetting the name of our dog."

Tuesday, Hefner girlfriend Crystal Harris, 25, canceled their wedding - and said she did not want to share with other women. Karissa and Kristina, who moved in with Hef and 18, are said to be considering a return to his home