They certainly make the contestants on that TV show do some very abnormal things.
Advanced English Dictionary
+adjective different from what is usual or expected, especially in a way that is worrying, harmful or not wanted: abnormal levels of sugar in the blood + They thought his behaviour was abnormal. + The ship was blown off course by abnormal weather conditions. Antonym: NORMAL abnormally adverb: abnormally high blood pressure
Random quote: By going beyond your own problems and taking care of others, you gain inner strength, self-confidence, courage, and a greater sense of calm.: Dalai Lama