CNN新闻英语第 82 课：Exercises Reduce Stress 锻炼的减压功效-1

LIZ WEISS, CNN CORRESPONDENT 莉斯·维斯，CNN记者
Exercise offers all the obvious benefits, bigger muscles and a healthier heart. But it also calms our nerves. 锻炼的益处显而易见，更强壮的肌肉和更健康的心脏。它也能放松我们的神经。

UNIDENTIFIED MALE 男被访者
It's a great way of getting your tensions out and really getting a good night's sleep. 锻炼是一种消除紧张的好方式，它真的能让你睡上一个好觉。

ROB SMITH, PH.D., PSYCHOLOGIST 罗伯·史密斯博士，心理学家
And when you exercise, your body is releasing endorphins. And that's something that's like a natural morphine like substance that pumps through your body, and that helps to relax you. 当你锻炼的时候，身体会释放脑内啡。它像一种天然吗啡，被输送贯穿全身，帮助你放松。

WEISS 维斯
All forms of exercise help people to lighten up, but Smith says aerobic exercise may be the most effective. 所有的锻炼形式都能帮助人们放松，但是史密斯说有氧锻炼可能是其中最有效的。

SMITH 史密斯
That would include things like jogging, using the treadmill, biking. 有氧锻炼包括慢跑、原地踏车和骑脚踏车运动。

UNIDENTIFIED FEMALE 女被访者
For me I am a runner, so that's the best thing for me to reduce stress. 我喜欢跑步，对我而言，跑步是减压的最好办法。

WEISS 维斯
You don't have to break a major sweat to chill out with exercise. Experts say just 30 minutes of brisk physical activity most or all days of the week can offer a powerful benefit. 你不必汗流浃背地锻炼来使自己放松。专家说，每天或一周几次历时30分钟的轻松健身就会给你带来巨大好处。

UNIDENTIFIED FEMALE 女被访者
Upward as you inhale, and downward as you exhale. 起身时吸气，下蹲时呼气。