Are crossed-leg reverse crunches effective? Will I lose weight faster by doing these? I will be ordering these capsules [ Http://www.healthkart.com/sv/nutrex-lipo-6-black-hers-uc/SP-30132?navKey=VRNT-57196&itracker=w:searchresults%7C;p:1%7C;c:Lipo%206%7C;e:24%7Cfalse%7C? ] for weight loss. Do they have any side effects?