Not really historically accurate, but still funny

A Short History of Medicine

“Doctor, I have an earache.”

2000 B.C. — “Here, eat this root.”

1000 A.D. — “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!”