Used and loved by millions
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
have raised concerns
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase 'have raised concerns' is correct and usable in written English.
You can use it in any context where you need to express that someone or something has voiced worry or apprehension. For example, "Several experts have raised concerns about the safety of the new vaccine."
✓ Grammatically correct
News & Media
Science
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
60 human-written examples
His methods have raised concerns.
News & Media
Others have raised concerns about any borrowing.
News & Media
But farming organisations have raised concerns.
News & Media
Scientists have raised concerns about triclosan for decades.
News & Media
One parolee's interactions with staff have raised concerns, however.
News & Media
"These extensions have raised concerns about appropriateness," it said.
News & Media
Critics have raised concerns about health and privacy.
News & Media
Critics have raised concerns about the government-business partnership.
News & Media
To be sure, the drinking traditions have raised concerns.
News & Media
Those provisions also have raised concerns among public health experts.
News & Media
But some communities have raised concerns that trains, too, produce noise and fumes.
News & Media
Expert writing Tips
Best practice
When using "have raised concerns", be specific about who is raising the concerns and what those concerns are. This adds clarity and impact to your writing.
Common error
Avoid stating that "concerns have been raised" without specifying by whom. Always attribute the concerns to a specific group or individual to maintain credibility.
Source & Trust
83%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "have raised concerns" functions as a verb phrase indicating that someone or something has expressed worry or apprehension about a particular issue. Ludwig AI affirms its correct and widespread usage.
Frequent in
News & Media
42%
Science
40%
Wiki
3%
Less common in
Formal & Business
2%
Reference
0%
Social Media
0%
Ludwig's WRAP-UP
The phrase "have raised concerns" is a versatile and commonly used expression to indicate that someone has voiced apprehension or worry about a particular issue. Ludwig AI confirms its grammatical correctness and widespread application across various contexts. As evidenced by the numerous examples, it's particularly frequent in "news & media" and scientific publications. When employing this phrase, be sure to specify who is raising the concerns and the precise nature of those concerns for enhanced clarity and impact. While several alternatives exist, such as "have expressed apprehension" or "have voiced reservations", the core meaning remains consistent.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
have expressed apprehension
Focuses on the outward expression of worry.
have voiced reservations
Emphasizes a hesitant or doubtful opinion.
have flagged issues
Highlights the act of identifying and pointing out problems.
have signaled unease
Suggests a subtle communication of discomfort or anxiety.
have highlighted risks
Specifically points out potential dangers.
have cautioned against
Implies giving a warning about potential negative consequences.
have questioned the validity
Focuses on doubts about the correctness or truth of something.
have cast doubts on
Suggests uncertainty or disbelief regarding something.
have challenged the assumptions
Emphasizes questioning the underlying beliefs or premises.
have expressed misgivings
Indicates feelings of doubt or apprehension about the outcome or consequences of something.
FAQs
How can I use "have raised concerns" in a sentence?
Use "have raised concerns" to indicate that individuals or groups have expressed worries or apprehensions about a particular issue. For instance, "Scientists "have raised concerns" about the environmental impact of the new factory".
What are some alternatives to "have raised concerns"?
You can use alternatives such as "have expressed apprehension", "have voiced reservations", or "have flagged issues" depending on the specific nuance you want to convey.
Is it better to say "concerns were raised" or "concerns have been raised"?
"Concerns were raised" implies that the concerns were voiced at some point in the past, while "concerns have been raised" suggests that the concerns are ongoing or continue to be relevant. The best choice depends on the specific context.
What's the difference between "have raised concerns" and "have raised questions"?
"Have raised concerns" implies worry or unease about something, whereas "have raised questions" suggests a need for clarification or further investigation. Concerns are about potential negative outcomes, while questions are about seeking information.
Editing plus AI, all in one place.
Stop switching between tools. Your AI writing partner for everything—polishing proposals, crafting emails, finding the right tone.
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Source & Trust
83%
Authority and reliability
4.5/5
Expert rating
Real-world application tested