A man goes to the doctor and tells him that he's got a problem. Whenever he farts, it does not make any sound and there is no smell either.

The doctor finds this problem very interesting. He tells the patient to wait until he can fart--so the doctor can examine the problem. They patiently wait until the patient says he's ready. Once the patient farts, the doctor starts writing on the prescription pad very quickly. The patient asks the doctor: "What are you writing there docotr?" The doctor says: "I'm writing a prescription...

one for your nose and one for your ears..

Get out of the office and leave the door open!"