Do you need a "gaming" chair? (with advice from experts) feat. Secretlab, Razer, APOL, ErgoTune

Have you ever wondered if it was worth it to get a "gaming" chair? Ever wondered what the expert physicians think about those gimmicks? Will these chairs actually help you at your desk while gaming? Look no further. We talk to our friends from re:chiropratic (Singapore Pain Solutions) to see what is needed of a good chair, and we also take a look at the couple of chairs in the market.