ADMICRO

Read the passage below carefully and choose the correct answer a, b, c, or d.

Stress releases a number of different chemicals and hormones into your body that raises blood pressure, weakens your immunity to colds and illness, impair your memory, increase fat cell storage, and lead to depression. Doing exercise regularly is an effective and successful stress treatment for its bad effects. The set of good chemicals and hormones released during exercise are an important arsenal that can defeat the chemicals created by stress.

Canadian researchers have discovered that depressed people feel better about themselves after exercising from 20 minutes to an hour, three times a week for five weeks. In some cases, the benefits last up to one year. It is important to note that severe cases of depression require medical review and a combination of treatments.

In another study, a team of Australian researchers found that those who did 30 minutes of aerobic exercise three times a week had lower blood pressure and responded best to acute stress.

When we are doing exercise, our body__________ .

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