By Harry Rutter TLC viewers watch as a My 600lb Life star details her “hurt feelings” in an emotional return for the show’s twelfth season. The upcoming instalment tells the story of Krystal who gets candid about her condition. A preview clip shared on the programme’s social media account shows the reality TV star detailing her struggles with using a wheelchair and her “embarrassment”. “I have to have help with the wheelchair because I can’t physically walk farther than like three to five steps without having to stop,” she explains in one cutaway. Krystal tells cameras that she “hates it” and …