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This Everyday Habit Might Be Shrinking Your Brain
31 May 2025
Exercise 1
Vocabulary
Direction: Listen and repeat after your tutor
sedentary
/ˈsɛdnˌtɛri/
Involving a lot of sitting and little physical activity.
- Studies show that too much sitting may shrink parts of your brain.
shrink
/ʃrɪŋk/
To become smaller in size or amount.
- Studies show that too much sitting may shrink parts of your brain.
brain volume
/breɪn ˈvɑː.ljuːm/
The total size or capacity of the brain.
- The research measured changes in brain volume over time.
memory loss
/ˈmɛməri lɔs/
The inability to remember things, often due to aging or illness.
- Reduced brain volume can be linked to memory loss in older adults.
Exercise 2
Pulse
Direction: Read the pulse aloud or with your teacher.
This Everyday Habit Might Be Shrinking Your Brain
Have you been sitting for too long today? You might want to stand up; your brain could be at risk. Recent studies have shown that a sedentary lifestyle, where people sit for hours every day, may lead to a smaller brain.
Scientists observed adults who sat for long periods and found a surprising connection. The more hours they sat, the more their brain volume decreased. This could increase the risk of memory loss and other brain problems as we age. Interestingly, even people who exercised daily still had this problem if they sat for most of the day.
One key finding was that sitting too much can shrink the part of the brain responsible for memory. While more research is needed, this highlights the importance of moving regularly throughout the day.
So, what can you do? Take standing breaks every hour. Walk while talking on the phone. Stretch at your desk. These small changes may help keep your brain healthy and strong.
Remember, your chair might be comfortable; but your brain prefers motion.
Exercise 3
Discussion
Share your opinions with your tutor
1. How many hours do you usually sit each day?
2. Do you think people today sit too much? Why or why not?
3. Have you ever noticed changes in your focus or memory after sitting too long?
4. What can schools or offices do to help people sit less?
5. How do you stay active during the day?
6. Do you think technology has made us more sedentary? Explain.
7. What are some health problems caused by sitting too much?
8. Would you consider using a standing desk? Why or why not?