Of course, everybody understand that it’s impossible to change yourself dramatically in a week. On the eve of holidays our belief in miracles is as strong as never. Because the Internet said that. And the Instagram shows us the photos ‘before’ and ‘after’. You’ve probably already spent a week, eating a low-calorie water? Have you eaten a buckwheat or chocolate bar and you have already understand that first is pricked and second is melting too fast?