keep fit
/kiːp fɪt/
Meaning
To stay physically strong and healthy, usually through regular exercise and physical activity. It is very common in British English, while American speakers often prefer 'stay in shape'.
Examples
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She goes running three times a week to keep fit.
She goes running three times a week to keep fit.
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You don't need an expensive gym membership to keep fit.
You don't need an expensive gym membership to keep fit.
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My dad started swimming recently to help him keep fit.
My dad started swimming recently to help him keep fit.
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What do you do to keep fit during the winter months?
What do you do to keep fit during the winter months?
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Walking the dog every day is a great way to keep fit.
Walking the dog every day is a great way to keep fit.
Common Mistakes
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✗ She does jogging to keep fitness.
✓ She jogs to keep fit.
'Fitness' is a noun. The expression requires the adjective 'fit' after the verb 'keep'.
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✗ I want to keep fit myself.
✓ I want to keep fit.
'Keep fit' does not require a reflexive pronoun like 'myself' or 'himself' in English.
Related Expressions
Practice
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He joined a local football team to ___.
💡 He wants to maintain his physical fitness through sport.
Show answer
keep fit
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How do you ___ when you travel for work?
💡 This refers to exercising while away from home.
Show answer
keep fit