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Unit 98：Walk it off
第98單元：走掉肥胖
You've been using a significant amount of energy ever since that first tottering step you took as a child.
打從孩提搖搖晃晃學走路的第一步起，你就已用掉很多的精力了。
Walking is an easy,painless and powerful form of exercise.
走路是一種簡單、不痛苦又有效的運動。
Studies show that you burn about 100 calories for every mile you walk.
許多研究顯示，你每走一英里，就消耗大約一百卡路里。
This may not sound like much,but it quickly adds up.
這聽起來也許不多，但卻能迅速地累積。
The ideal walking program consists of a minimum of a 20-minute walk at least three times a week.
最理想的走路計劃是一個星期最少三天，每次至少走二十分鐘。
To enjoy maximum benefits.don't just drag your feet along the sidewalk but get your whole body involved.
要得到最大的功效，千萬別只是拖著腳步沿著人行道走，必須全身都運動到。
Bend your elbows，flex your hips and torso, relax your chest and shoulders and take brisk steps at a comfortable but challenging stride.
彎彎手肘、活動臀部和全身、胸部和肩膀放松，并以一種舒服又具有挑戰性的大步，輕快地行走。
