5x02 The Physical
First Aired: Oct. 13, 1988 on NBC
Summary: Cliff goes to the doctor for his physical and discovers that he is in very good shape except for his high cholesterol. Clair agrees to help him get it down. Meanwhile, when Denise gets in trouble for all the things she does wrong on her job, and no credit for what she does right, she…
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- John Amos, who plays Dr. Herbert, gives Dr. Huxtable a complete physical. When Huxtable is getting on the treadmill, Amos delivers the line, "You'll go into oxygen debt. If you last long enough you'll go into oxygen bankruptcy." This is the exact same line Amos delivered in American Flyers when he played Dr. Conrad and administered a similar test to David Sommers.