Crunches are the exercises that everyone talks of, when they want to lose belly fat. Do you know that crunches are not going to help you lose fat from the belly! Infact crunches can sometimes do more harm than good. Unless you are in advanced stages and has reduced body fat to reasonable levels, dont do crunches.. and this is why.. As always, only science and not bro-science :) Join the online health & wellness program at NuvoVivo at www.nuvovivo.com