Exercise

High school (ages 12+)
Human Body

Name:

Date:

Step 1 · Read the article

Open the article and read it at the level above. Then answer the questions below in your own words.

https://smallwhale.org/articles/exercise

Write what each word means, using the article.

Do not copy the article. Write two things you learned, the way you would explain them to a friend.

Answers below are taken from the article’s stored facts, so they match what the student read.

1. What is the FITT principle?A framework for exercise prescription: Frequency, Intensity, Time, and Type of activity
2. What happens to my heart when I exercise regularly?Your heart muscle gets stronger, pumps more blood, and your resting heart rate goes down, making you feel more energetic.
3. How does exercise help my brain and mood?Moving your body releases feel‑good chemicals like dopamine and serotonin, helps new brain cells grow, and can make you feel happier and less stressed.

Physiological Adaptations: Changes in the body's structure and function in response to repeated exercise stimuli.
Neurotransmitters: Chemical messengers in the brain that transmit signals between nerve cells, influencing mood and cognition.
Cardiac Hypertrophy: An increase in the size of the heart muscle, often a beneficial adaptation to endurance exercise.