To develop naturally and reach a natural end without interference; to allow justice or the law to proceed properly without trying to stop or control it.
The doctor looked at the worried parents and spoke calmly. He explained that the fever just needed to take its course and would pass within a few days. He told them to rest, drink plenty of water, and let the body do what it knows how to do.
This meaning is about letting something happen naturally from beginning to end without trying to control or rush it. Imagine you catch a bad cold and want to feel better immediately. But your doctor says there’s no magic cure — the illness just needs to take its course, and you’ll feel better in a few days. This is letting something unfold at its own pace. You might say “the cold needs to take its course” or “we just have to let the situation take its course and see what happens.” Or picture a difficult breakup where a friend tells you “give it time — the sadness will take its course and you’ll feel better eventually.” The word suggests patience and trusting the natural process. ✏️ “Run its course” means exactly the same thing — you can say “the flu ran its course” or “the flu took its course” and both are perfectly natural.
Vivid example: She was frustrated that the infection wasn’t healing faster. Her doctor reassured her that the antibiotics were working and the recovery just needed to take its course. Within a week, she was back on her feet and feeling like herself again.
This meaning is about letting the legal system or justice do its job without anyone trying to interfere or stop it. Imagine a powerful politician gets arrested for corruption. Reporters ask the prime minister what will happen, and she says “the law must take its course” — meaning nobody should try to protect him or block the investigation. This is using the phrase to talk about justice and legal processes. You might hear “justice must take its course” or a spokesperson could say “we will let the legal process take its course.” Or think about a high-profile court case where everyone has an opinion, but the judge reminds the public that the trial must take its course before any conclusions are drawn. The phrase carries a sense of fairness and not interfering with what’s right. ✏️ This version is very common in news and official statements — politicians and lawyers use it when they want to show they respect the legal system.
Vivid example: The scandal shocked the entire country when the evidence became public. The president addressed the media and said the law would take its course without any interference from the government. Everyone waited anxiously to see what the investigation would reveal.
Examples from the street:
“There’s nothing we can do now — just let it take its course.” → There’s no point trying to change things — just allow the situation to develop naturally
“The doctor said the virus needs to run its course — there’s no treatment for it.” → The doctor said the illness has to progress and finish on its own because medicine can’t speed it up
“Let the law take its course — he’ll get what he deserves.” → Allow the legal system to deal with him properly without trying to interfere
Take its course as allowing something to develop naturally — VERY COMMON:
– let something take its course → allow a situation to develop without interfering
– let nature take its course → allow natural processes to happen without human intervention
– let the law/justice take its course → allow the legal system to work without interference
– let things take their course → allow multiple matters to unfold naturally
– must/has to take its course → something needs to develop naturally and can’t be rushed
Take its course as something progressing through its full cycle:
– run its course → go through its full natural cycle from start to finish
– the illness/disease took its course → the sickness progressed through all its stages naturally
– take its natural course → develop in the way that would normally be expected
– events took their course → things happened in the way they were always going to
Example Sentences
1. The best thing you can do with a cold is rest and let it take its course
→ The most helpful approach with a cold is to relax and allow the illness to pass on its own.
2. We’ve done everything we can — now we just have to let things take their course
→ We’ve made every possible effort — now we simply need to allow events to unfold naturally without trying to control them.
3. She wanted to intervene, but her mother told her to let nature take its course
→ She wanted to step in and do something, but her mother advised her to allow things to happen naturally without getting involved.
4. The infection has to run its course — antibiotics won’t help because it’s viral
→ The illness needs to go through all its stages on its own — bacteria-fighting medicine won’t work because a virus is causing it.
5. After filing the complaint, all you can do is let the law take its course
→ Once you’ve made the official report, the only option is to allow the legal system to handle things in its own time.
6. The doctor explained that the fever would take its natural course and pass within a few days
→ The doctor said the high temperature would progress through its normal stages and go away on its own in a couple of days.
7. Sometimes relationships fail and you just have to let things take their course
→ Sometimes partnerships don’t work out and you simply have to accept the situation and allow it to develop without forcing anything.
8. The political crisis took its course over several months before things finally settled down
→ The government troubles played out gradually across many weeks before the situation eventually became stable.
9. It’s hard to watch someone struggle, but sometimes you have to let it run its course
→ It’s difficult to see someone going through a tough time, but occasionally you need to allow the process to reach its natural end without stepping in.
10. The restructuring of the company must take its course — we can’t rush these changes
→ The reorganisation of the business needs to happen at its own pace — we can’t speed up these adjustments.
Learner Examples
1. Learning a language is a long process — you have to let it take its course and trust that progress will come with time
→ Picking up a new language takes a long time — you need to allow the process to unfold naturally and believe that improvement will happen gradually.
2. When students feel frustrated with their English, teachers should remind them that fluency takes its natural course and can’t be rushed
→ When learners feel annoyed by their slow progress, educators should explain that the ability to speak smoothly develops at its own pace and can’t be forced to happen faster.
✔ Native usage tips
– “Take its course” and “run its course” are almost interchangeable — both mean allowing something to develop naturally, but “run its course” slightly emphasises something reaching its end, while “take its course” focuses more on the process of letting it happen. In practice, native speakers use them in the same situations
– Often used to express acceptance or patience — when someone says “let it take its course,” they’re usually telling you to stop worrying, stop interfering, and accept that some things can’t be controlled or sped up
– Very common in medical contexts — doctors frequently use this when explaining that an illness (especially viral infections) can’t be treated and must simply pass on its own. “There’s nothing I can prescribe — it just needs to run its course”
– “Let nature take its course” has a deeper meaning — this is often used in serious contexts about life and death, such as deciding not to use extreme medical treatment to keep someone alive. It can be a gentle way of talking about allowing someone to die naturally
– “Let the law take its course” is a political and legal phrase — politicians and officials use this to avoid commenting on ongoing legal cases. It sounds neutral and responsible, meaning “the justice system will handle it properly”
– The possessive changes with the subject — “let IT take ITS course” (singular), “let THINGS take THEIR course” (plural). Learners sometimes forget to change “its” to “their” when the subject is plural
✔ Similar expressions / words
– Run its course → nearly identical in meaning; slightly more emphasis on something finishing or coming to a natural end; “the trend has run its course” means it’s now over, while “let it take its course” focuses more on being patient during the process
– Play out → more informal and often used about events or situations; “let’s see how this plays out” is more casual than “let it take its course”; commonly used in everyday conversation and less associated with medical or legal contexts
– Blow over → specifically about problems or conflicts that will pass and be forgotten with time; more informal; “don’t worry, it’ll blow over” suggests the problem will disappear, while “take its course” suggests a longer, more complete process