We allknowthatrunning a fewkilometerseachday is goodforourhealth,right?And a littletimespent on training is useless.Well,what we didn'tknow,untilnow, is thatrunningtoomuchcould be badforus.Newresearchsuggeststhatrunninglongdistancesregularlyformanyyearscouldshortenourlifeinstead of extendingit.Thestudy is fromtheMinneapolisHeartInstituteFoundation.Researcher Dr JamesO'Keefesaidtoomuchrunningcancauseplaque. Thiscanlead to heartdisease. He wrote:"Years of extremeexercise…appears to erasesomebenefitsyougetfrommoderateexercise, so thatyourrisk of heartdisease, of dying of coronarydisease, is thesame as an inactiveperson."
Theresearcherslooked at thehealthandtraining of 3,300runnersovertheage of 35.Seventypercent of themranmorethan 30 kilometres a week.Suchpeoplecan hardly be calledunhealthy.Butthestudyfoundthatmenwhoweremarathonrunnersfor 25 yearshad 62 percentmoreplaque in theirheartthanmen of thesameagewhodid a littletraining or no exercise.Anotherdoctorandlong-timerunner,JohnHagan,said he feltcheated. He hasbeenrunningmarathonsanddoingtriathlonssince1967. He used to run up to 60 kilometresperweek. He said:"As a physicianand a runner, I felt so betrayed. I thought I wasoutthereexhaustingmyself,building an absolutelyindestructibleheart. It wasreallyhardwork to do." Dr Haganadvisedpeople to exerciseregularlybutnot to overdothings.
Answer the following questions:
Is the information TRUE, FALSE or NOT GIVEN?
Match the words and the translation.
Read about "so/such, hard/hardly" and put the right word.
Fill in the gaps with "enough/too, hard/hardly".
Change the sentences using "so/such, hard/hardly, too/enough".