Simple Answer

In one Intensive Care Unit patients always died in the same bed at 11 am on a Sunday morning, regardless of their condition. This puzzled the medical staff, so a group of doctors decided to observe the bed in secret and waited for the fateful hour. Some held crosses and prayer books to ward off evil influences, while the less superstitious had their camera phones set to video the event. At the 11th hour, the door to the ward slowly opened , then housekeeping came in, disconnected the power cord from life support and plugged in a vacuum cleaner.

Doctor Predicts Longevity

Doctor: You're in good health. You'll live to be eighty.  
Patient: But, doctor, I am 80 right now.
Doctor: See, what did I tell you.

Johnny Being Johnny

A young mother paying a visit to a doctor friend and his wife made no attempt to restrain her five-year-old son, who was ransacking an adjoining room. But finally, an extra loud clatter of bottles did prompt her to say, "I hope, doctor, you don't mind Johnny being in there." "No," said the doctor calmly, "He'll be quiet when he gets to the poisons."