By Astrid MartinezMickey Barnett dreads the bedtime moments when her stomach starts to growl."I wake up in the middle of the night and want a bowl of ice cream," said Mickey.For her, indulging in a midnight snack is a big no no."The later I ate I was putting on more weight," Mickey added.We have all heard the same warning never eat after 8 p.m. or you'll gain weight.If you work late and have a...