Unit 94:Do a little if you can't (or just don't want to) do a lot
第94单元：如果你无法或者只是不想多做运动，就少做一点吧
"Any exercise is better than no exercise,"says Dr.Kelly Brownell of the University of Pennsylvania.
宾州大学的凯莉.布洛耐尔教授说：“任何运动都比不运动好。”
Sports medicine experts usually claim that a person needs to exercise for some minimum period of time.
运动医学专家们一般都说，每个人至少都得有一定时间的运动，
usually a half-hour a day,three or four days a week.
通常是一个星期至少三至四天，每天至少运动半小时。
But this puts a lot of people off,and they end up not exercising at all.
但是这们却使很多人望而却步，到头来一点运动也没做。
Do you feel like taking a five-minute walk this afternoon?
你今天下午想要出去走个五分钟吗？
Or maybe a bike ride around the block tomorrow ?
或是明天骑脚踏车在住家附近兜兜风？
These activities are small but definite steps toward losing weight.
这些活动虽然运动量不大，但都是减肥的必要步骤。
And who knows?You may feel more ambitious further down the line.
而且谁知道？说不定一旦开始后，你会因此而很有野心地想要继续做更多的运动。