"Yesterday’s program included a clue about postural orthostatic tachycardia syndrome (POTS)," the show tweeted. "After hearing from the community, we found we used an outdated and inaccurate term for this disorder, and we apologize." ALSO: Ranking the Jeopardy! guest-hosts so far: Mayim Bialik is No. 1, Ken Jennings is No. 6.