VIDEO : Blac Chyna and Rob Kardashian: Getting Sweaty Together

Rob Kardashian and Blac Chyna have been getting hot and heavy in more ways than one. Chyna apparently has been a positive influence on Rob because she?s helping him get back in shape. However we?re told they?re definitely more than just workout buddies ? the romantic relationship is fairly recent and many have said she is taking advantage of Rob during a weak moment following his diagnosis of diabetes.