A SHORT HISTORY OF MEDICINE:

"Doctor, I have an ear ache."

2000 B.C. – "Here, eat this root."
1000 B.C. – "That root is heathen, say this prayer."
1850 A.D. – "That prayer is superstition, drink this potion."
1940 A.D. – "That potion is snake oil, swallow this pill."
1985 A.D. – "That pill is ineffective, take this antibiotic."
2000 A.D. – "That antibiotic is artificial. Here, eat this root!"

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A man walks into a doctor's office. He has a cucumber up his nose, a carrot in his left ear and a banana in his right ear. "What's the matter with me?" he asks the doctor. The doctor replies, "You're not eating properly."