英语四级美文：Exercise

　　A state of physical and mental health allows you to take part in exercise comfortably and enjoyably so that it doesnt hurt, so that you can look forward to it, and feel good afterwards.If you are feeling down, exercise may help pick you up.

　　Although researchers disagree on this issue, one review of past studies found that long-term exercise, especially when it includes long-lasting, strenuous training sessions, has about as much of an effect on depression as psychotherapy.

　　Working out helps you deal with stress in your job, relationships or any area of life — possibly because exercise is a form of stress itself and helps condition your body to deal with it. When Australian researchers compared people who did 30 minutes of aerobic exercise three times a week to those who practiced progressive relaxation techniques, they found that the former group responded better to acute stress and had lower blood pressure.

　　Even a little exercise can make you think less anxiously. Studies have shown that any amount of exercise, from a brisk 10?minute walk to an intense aerobics or weightlifting session seems to decrease feelings of anxiety. Working out regularly may make you smarter now and lessen the possibility that youll lose brain function as you age. According to a recent animal study at the University of Illinois, exercise can actually help the brain develop new cells. In several studies, regular weight training or aerobic exercise was shown to improve the quality and duration of sleep.

　　Naturally, this can make you less fatigued and be able to function better during the day. Like meditation, hobbies or any other leisure activity, exercise gives your mind a needed break from everyday thoughts, responsibilities and commitments. Finally, theres one more reason to keep exercising. When you work out regularly, your body simply functions better — you are better, healthier and less likely to suffer painful physical conditions. And that just plain feels good.

　　2021年下半年大学英语四级美文100篇汇总

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