Ok, so cutting weight is not really "healthy", but better to do it right then wrong. So here's a article on it:
http://www.graciemag.com/?c=150&a=4147
Have any of you ever watched a weight class fight in which one fighter looks far bigger and heavier than the other even though they weighed exactly the same amount the day before? Have you ever wondered how an athlete can lose 10-15 pounds in one day for a weigh in and then gain it all back for the fight with no ill effects?
By Martin Rooney, MHS, PT, CSCS, NASM
http://www.graciemag.com/?c=150&a=4147