Emma is a life-size doll (木偶) created by a team of health experts. They think this is what an office worker might look like in 20 years. The model is based on a of more than 3,000 office workers in France. Germany and the UK. Nearly 50% of them are  from backache, sore eves and weight gain. All the problems are the results of sitting at a desk and looking at a computer screen all day.

    "If we don't make changes, these bad habits are going to make us very sick," said William, the leader of the study. So don't let Emma become waste. Take her as a warning. We should  our posture (姿势) at the desk, and have short breaks from time to time during the day. Otherwise, the world could be full of Emmas in 2040. That would be .