Check out photos of The Biggest Loser "804" Season 8 episode 4 airing on Tuesday, October 6 (8-10 p.m. ET).
Episode Synopsis: A contestant gets frustrated because medical conditions prevent them from working out at full capacity. The contestants are shocked when they find out the kitchen is off limits and learn why it's off limits. One team gets an amazing prize during a pop challenge about calories. Jillian and Bob help contestants learn how to make healthy choices when eating out by taking them to a restaurant. The contestants endurance is challenged before weigh in.