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Since I tried Ludwig back in 2017, I have been constantly using it in both editing and translation. Ever since, I suggest it to my translators at ProSciEditing.

Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com
extra caution is required
Grammar usage guide and real-world examplesUSAGE SUMMARY
The sentence is correct and usable in written English.
You can use it when you need to remind someone to take extra care or be more cautious. For example, "Due to hazardous road conditions, extra caution is required when driving."
✓ Grammatically correct
Science
News & Media
Wiki
Alternative expressions(20)
special care is needed
heightened awareness is necessary
increased vigilance is essential
additional prudence is advised
greater attentiveness is crucial
exercise extra diligence
extra care is required
extra attention is required
extra vigilance is required
further caution is required
extra caution is needed
particular caution is required
special caution is required
great caution is required
extra caution is necessary
additionally caution is required
more caution is required
extra authentication is required
extra resourcing is required
extra energy is required
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Human-verified examples from authoritative sources
Exact Expressions
5 human-written examples
Even when a patient is brain dead, extra caution is required.
Science
Thus, extra caution is required in the use of IV insulin to treat hyperkalemia in this population.
Science
Extra caution is required for patients aged ⩾75 years due to the lack of data in this small age subgroup.
Science
However, we should be mindful that extra caution is required if we are to use these results to extrapolate to the effects of MF on AMPK.
Science
A second, identical SDS-PAGE gel was treated with performic acid before the acetic acid treatment to check for increase in fluorescence intensity [ 19] (note: extra caution is required when handling performic acid).
Science
Human-verified similar examples from authoritative sources
Similar Expressions
55 human-written examples
Caution is required.
News & Media
Caution is required here.
Academia
Caution is required with increasing number of bleeds but not degree of praevia.
"It could be a matter of life and death so caution is required".
News & Media
However, at least some caution is required here.
Science
But in this case I think caution is required".
News & Media
Expert writing Tips
Best practice
When using "extra caution is required", clearly state the reason for the caution to ensure the audience understands the potential risks. For example: "Due to icy conditions, "extra caution is required" when driving."
Common error
Avoid using "extra caution is required" as a filler phrase. Always provide a specific reason or context to justify the need for heightened caution. Do not use the phrase when the risk is minimal or obvious.
Source & Trust
82%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "extra caution is required" functions as an imperative statement, urging a higher degree of care or alertness. Ludwig examples illustrate its use in diverse contexts, from handling performic acid to interpreting complex data, all emphasizing the need for heightened awareness.
Frequent in
Science
60%
News & Media
30%
Wiki
10%
Less common in
Formal & Business
0%
Encyclopedias
0%
Reference
0%
Ludwig's WRAP-UP
In summary, the phrase "extra caution is required" is a grammatically correct and usable expression that serves as a warning and advisory statement. Ludwig AI confirms its correctness and suitability for reminding someone to take increased care. Predominantly found in scientific and news-related contexts, it urges heightened awareness and prudence to mitigate potential risks. While it's a useful phrase, it should be employed judiciously, accompanied by a clear justification for the caution being advised. Alternatives such as "special care is needed" or "increased vigilance is essential" can be used depending on the context and desired level of formality.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
special care is needed
Replaces "caution" with "care" and uses "needed" instead of "required", slightly softening the tone.
heightened awareness is necessary
Focuses on the mental state of being alert rather than the action of being cautious.
increased vigilance is essential
Emphasizes the need for watchful attention and alertness.
additional prudence is advised
Uses more formal vocabulary like "prudence" and "advised".
greater attentiveness is crucial
Highlights the importance of paying close attention.
exercise extra diligence
Replaces "caution is required" with a call to action, using the word "diligence".
one must be especially careful
Shifts the focus to personal responsibility and carefulness.
extreme care must be taken
Emphasizes the seriousness of the situation with the word "extreme".
close supervision is warranted
Suggests a need for monitoring and oversight.
it's important to be extra mindful
Focuses on being conscious and aware of the present moment.
FAQs
What does "extra caution is required" mean?
The phrase "extra caution is required" means that a situation demands increased awareness, care, and prudence to avoid potential risks or negative consequences.
When is it appropriate to say "extra caution is required"?
It's appropriate to use "extra caution is required" when there's a specific, identifiable risk that necessitates more than the usual level of care. Examples include hazardous road conditions, handling sensitive materials, or interpreting complex data.
What can I say instead of "extra caution is required"?
You can use alternatives like "special care is needed", "heightened awareness is necessary", or "increased vigilance is essential depending on the context.
Is "extra caution is required" formal or informal?
The phrase "extra caution is required" is generally considered neutral to formal. While not overly technical, it is suitable for professional, scientific, and news contexts. More informal settings might favor simpler language.
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Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Source & Trust
82%
Authority and reliability
4.5/5
Expert rating
Real-world application tested