Running fast helps strengthen your heart and lungs.

Meaning: Running quickly can make your heart and lungs stronger.

Choice of Words: Running is a form of exercise that involves moving your legs quickly. Fast means at a high speed. Strengthen means to make something stronger. Heart is the organ that pumps blood throughout the body. Lungs are the organs that help you breathe.

Alternative Expressions

Related Expressions

• Running helps strengthen muscles and burn calories.
• Running strengthens heart and lungs.
• Protein helps muscles grow and bones strengthen.
• Exercise helps strengthen bones and muscles.
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• Long tail helps cheetah balance when running.
• Fresh air is good for your lungs.
• Heart beats, lungs breathe, life exists.
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• They strengthen their sibling bond.