there are many reason for losing in forex. In case of newbies the most important reason is lack of proper knowledge of the market and trading without the basics. Even the pro traders also lose but they recoup their loses with big gains and the overall picture is profit. And the reason for loss in this case may be many but one very common reason is the analysis went wrong. Yeah dude analysis may go wrong sometimes because the market also moves with the sentiments of the traders also.