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“We all know that exercise is good for us, but can you get the benefits without actually doing the exercise?” asks Michael Mosley.

Having a hot bath or a sauna is a good way to soothe your limbs after exercise, but what happens if you do it instead of exercise? Dr. Steve Faulkner of Loughborough University asked me to take part in an experiment comparing the relative benefits of having a long, hot bath versus an hour of hard pedalling.

For this study I join a group of volunteers who have all been fitted with monitors which continuously record blood sugar levels. Keeping your blood sugar levels within the normal range is an important measure of your “metabolic” fitness.

The first part of the experiment is very relaxing, consisting of having a long, hot bath. While I sit in the bath, which they keep at 40℃, Steve closely monitors my core temperature. Once it has risen and stayed there, I am allowed out.

A couple of hours after my bath I have a light meal. Since we want to see how having a hot bath compares with exercise we repeat the experiment.

So what’s the result?

“One of the first things that we were looking at,” Steve says, “is the energy expenditure while you’re in the bath and what we found was an 80% increase in energy expenditure just as a result of sitting in the bath for the course of an hour.”

This is nothing like as many calories as cycling for an hour (which comes out at an average of 630 calories) but we do burn 140 calories, the equivalent of a brisk 30-minute walk.

1.What is the meaning of the underlined word in Paragraph 2?

A. exercise   B. strengthen   C. relax   D. build up

2.What is the purpose of the experiment?

A. To compare energy expenditure of hot bath and pedalling

B. To tell people how to lose weight.

C. To show the benefit of hot bath.

D. To encourage people to have a hot bath instead of pedalling.

3.What does normal sugar level mean?

A. It means you are healthy.   B. It means your temperature is normal.

C. It means you don't need exercise.   D. It means your metabolic system is normal.

4.If you want to burn 600 calories, what can you do?

A. Have a hot bath for one hour.   B. Cycle for one hour.

C. Have a brisk 60-minute walk.   D. Have a brisk 30-minute walk.

高三英语阅读理解中等难度题

少年,再来一题如何?
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