Coughing is something we’ve all dealt with, especially during the colder months when colds and flu are at their peak. But what happens when that cough just won’t go away? You’ve probably heard that it’s normal to have a cough from a cold, but there’s one important symptom that could be a red flag, and ignoring it could lead to serious health risks. Dr. Shireen, a doctor who shares advice on TikTok, is urging people to be cautious about a persistent cough, particularly if it sticks around for more than three weeks. Here’s what you need to know.

When Is a Cough Something to Worry About?

We all get the occasional cough, but a cough that hangs around for weeks is something to pay attention to. Dr. Shireen emphasizes that if you’ve had a persistent cough for more than three weeks, it’s time to consult with a doctor. While the majority of coughs are harmless and go away on their own, a cough that lasts for a prolonged period could be a sign of an underlying issue, ranging from asthma to more serious conditions.

Why a Persistent Cough Shouldn’t Be Ignored

According to Dr. Shireen, there are several potential causes for a chronic cough. These can include asthma, acid reflux, or even a lingering respiratory infection. However, one of the most important things doctors need to rule out is lung cancer. Although this may sound alarming, early detection can make a big difference, so it’s crucial not to ignore persistent symptoms.

Dr. Shireen explains that if you’ve had a cough for weeks, doctors usually begin by examining you and may recommend a chest X-ray. This quick and easy test helps check the health of your lungs and can quickly spot any issues that might need attention.

When to Seek Help According to Experts

Both the Mayo Clinic and the NHS agree that while cold coughs are common, there are certain signs that should prompt a visit to your GP. The Mayo Clinic warns that if your cough lasts for several weeks, or if you’re coughing up discolored or bloody mucus, you should definitely seek medical advice. The NHS also recommends seeing your doctor if you’ve lost weight without explanation, or if you have a weakened immune system due to conditions like chemotherapy or diabetes.

Dr. Malathy Munisamy points out that most “standard coughs” caused by colds or flu typically resolve on their own within a couple of weeks. These types of coughs are often accompanied by other typical symptoms, like sneezing, headaches, muscle aches, or fever. In these cases, rest, hydration, and over-the-counter cold relief medications are usually enough to help you recover.

What to Look for in Your Cough

So, how do you know when a cough is more than just a minor annoyance? Cleveland Clinic advises that coughing is generally normal and even helpful. It helps clear out irritants in your throat and airways, which is why we often cough when we have a cold or something stuck in our throat. However, if your cough is accompanied by other troubling symptoms—like difficulty breathing, a fever, trouble eating or sleeping, or coughing up bloody or colored mucus—it’s time to call your healthcare provider.

For parents, it’s especially important to keep an eye on kids who have a cough. Young children can’t always communicate what’s wrong, so if they have a cough with a fever or seem uncomfortable, it’s a good idea to reach out to their doctor.

The Bottom Line: Don’t Wait Too Long to Get Checked

While most coughs are not cause for alarm, it’s crucial to be aware of the signs that indicate something more serious. If you’ve had a cough that won’t go away after three weeks, or if you notice any concerning symptoms, don’t hesitate to schedule an appointment with your GP. Early detection and treatment are key to managing potential health issues, so it’s better to be safe than sorry!