A guy goes back to the clinic for his test results. The Doctor says. "There is only bad news I'm afraid. Due to your dissolute lifestyle, you are in the third stage of the disease syphilis. This is the final and incurable stage " The guy is shocked and says. "Jesus, that's terrible, really terrible, third stage syphilis, oh God!" The Doc continues. "That's not all,due to this, you also have Alzheimer's disease. The guy says. " Alzheimer's, that's awful, still, thank god I haven't got syphilis."