耶魯與牛津新發現
There is no doubt that exercise helps with maintaining our mental and physical health.
毫無疑問的，運動幫助維持我們的身心健康。
there is no doubt that=undoubtedly毫無疑問地help with 有助於maintain(v.)維持mental(adj.)心理的physical(adj.)身體的
But has it ever occurred to you that the feeling of happiness brought about through exercise is just as powerful as the feeling of happiness that people experience when they earn lots of money?
但是，你是否曾經想過運動所帶來的幸福感可能跟賺很多錢帶來的快感是一樣大的？
occur to sb使～想到bring about帶來～影響experience(v.)=feel感受到
In a study published in The Lancet, a well-known medical journal, Yale and Oxford researchers collected data on the physical behaviors and mental/mood states of over 1.2 million Americans.
一項發表於著名醫學期刊The Lancet的研究中，耶魯與牛津大學的學者以一百二十萬的美國人為對象，收集了運動習慣與心理及情緒狀態的相關資料。
state(n.)狀態
The participants were allowed to choose from 75 types of physical activity, from housework like lawn-mowing to more intensive exercises like running and weight-lifting.
受測者可以從75種運動中來做選擇，範圍從家事類的運動如除草，到強度較高的運動如跑步和舉重。
participant(v.)參加者be allowed to RV可以做某事lawn-mowing除草intensive(adj.)強度高的weight-lifting(n.)舉重
The results showed that physically active people feel just as good as their counterparts who don’t engage in any physical activity, but who earn around $25,000 more a year.
研究結果發現有運動習慣的人所感受到的快樂，相當於沒有運動習慣但一年多賺25,000元美金的人，
physically active常運動的counterpart(n.)對方、對照組engage in=do從事
This indicates that people can experience the same feelings of happiness through just exercise alone, even if their economic situation stays the same.
顯示出人們單從運動中就可以得到快樂，即使他們的經濟狀況仍維持現狀。
indicate(v.)=show顯示出even if即使economic situation=economic condition經濟現況
However, this does not mean that the more sports you engage in, the happier you become.
然而，這並不表示運動的量越大，你就會越快樂。
In fact, studies have also shown that too much exercise might actually be harmful to your mental health, especially if you exercise longer than three hours a day.
事實上，研究也發現運動過量可能對心理健康造成傷害，尤其當你一天運動超過三小時。
harmful(adj.)有害的
To maximize the positive effects of exercising, experts advise engaging in 30-60 minutes of physical exercise, three to five times per week.
為了從運動中得到最大的正面效果，專家建議大家每週進行三到五次，每次30至60分鐘的運動。
maximize(v.)最大化positive(adj.)正面的advise(v.)建議