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
long-standing challenge
Grammar usage guide and real-world examplesUSAGE SUMMARY
'long-standing challenge' is correct and usable in written English.
You can use it to refer to a difficult problem or issue that has existed for a long time. For example: “Providing quality healthcare in developing countries is a long-standing challenge.”.
✓ Grammatically correct
Science
Academia
News & Media
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
StarSolar's approach addresses a long-standing challenge in photovoltaics.
News & Media
Accurate prediction of limit cycle oscillations resulting from combustion instability has been a long-standing challenge.
Science
Understanding diffusion in alumina is a long-standing challenge in ceramic science.
Science
Substance abuse is a long-standing challenge for child welfare systems.
The development of efficacious carriers is an important long-standing challenge in gene therapy.
Science
From a computational perspective, accurate representation of strain localization behavior has been a long-standing challenge.
The conflict between strength and toughness is a long-standing challenge in advanced materials design.
Treatment of brain tumors has been a long-standing challenge in the field of neuro-oncology.
Efficient data processing is a long-standing challenge in remote sensing.
In this talk I will discuss this long-standing challenge, and two approaches to addressing it.
Academia
Localized and long-term delivery of growth factors has been a long-standing challenge for stem cell-based tissue engineering.
Expert writing Tips
Best practice
When using "long-standing challenge", clearly define the challenge and its impact. Providing context helps the reader understand the significance of the issue.
Common error
Avoid using "long-standing challenge" to describe something that simply lasts a long time. "Long-standing" implies that the challenge has existed for an extended period and continues to be relevant, not merely that something is durable.
Source & Trust
84%
Authority and reliability
4.6/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "long-standing challenge" functions as a noun phrase, where 'long-standing' acts as a compound adjective modifying the noun 'challenge'. It typically serves to identify a problem or difficulty that has persisted for an extended period. According to Ludwig, this usage is correct and common.
Frequent in
Science
49%
Academia
20%
News & Media
12%
Less common in
Formal & Business
8%
Encyclopedias
3%
Reference
0%
Ludwig's WRAP-UP
In summary, "long-standing challenge" is a grammatically sound and frequently used phrase to describe a problem or difficulty that has persisted over time. Ludwig AI confirms its correct usage and highlights its prevalence in academic, scientific, and news-related contexts. When employing this phrase, ensure you provide sufficient context to clarify the specific challenge and its impact. While alternatives like "enduring problem" or "chronic issue" exist, "long-standing challenge" effectively conveys the extended duration and complexity of the issue at hand.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
enduring problem
Focuses on the persistent nature of the problem.
chronic issue
Emphasizes the recurring and persistent nature of the issue.
perennial difficulty
Highlights the recurring aspect of the difficulty.
age-old problem
Stresses the long history of the problem.
persistent obstacle
Highlights the continuing nature of the obstacle.
historical struggle
Emphasizes the past and ongoing nature of the struggle.
protracted adversity
Focuses on the extended duration of the adversity.
established hurdle
Highlights that the hurdle is already in place and is there to stay.
deep-rooted issue
Highlights the fundamental nature of the issue.
traditional stumbling block
Highlights the conventional or customary characteristic of the stumbling block.
FAQs
How can I use "long-standing challenge" in a sentence?
You can use "long-standing challenge" to describe a problem that has existed for a considerable time. For example, "Addressing climate change is a "long-standing challenge" for governments worldwide".
What are some alternatives to "long-standing challenge"?
Alternatives include "enduring problem", "chronic issue", or "age-old problem", depending on the specific nuance you wish to convey.
Is it more appropriate to say "long-standing challenge" or "long-lasting challenge"?
"Long-standing challenge" refers to a challenge that has existed for a long time, whereas "long-lasting challenge" would refer to a challenge that persists for a long duration. The former is generally more appropriate when discussing enduring societal or systemic issues.
What makes something a "long-standing challenge" rather than simply a difficult task?
A "long-standing challenge" implies that the difficulty has persisted over a significant period and has resisted easy solutions, often due to complex or systemic factors. It's more than just a tough task; it's an entrenched issue.
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
84%
Authority and reliability
4.6/5
Expert rating
Real-world application tested