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Hoài An Nguyễn

What's in a smile?

Last week I went to an interesting lecture about smiling. We all love to see other people smile but it's supposed to be really good for us too. For example, (27) ............ you know smiling can make us appear better looking and even younger? It can also make us feel happier. (28) ....... is because various chemicals are delivered directly to the brain when we smile.

They told us about some research that showed smiling just once can stimulate the brain by the same amount (29) .......

2,000 bars of chocolate!

They explained that these results (30) ...... supported by our knowledge of how we avoid dangerous situations. Negative thinking, (31)............ is often thought of as something we should avoid, helps us avoid dangers and defend ourselves.

Smiling has (32) ............ opposite effect and can help our

thoughts be more positive.

Bagel
11 tháng 6 2023 lúc 15:24

27 Do

28 It

29 as

30 are

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