That Morning Cough You Keep Ignoring Could Be Lung Cancer: Here’s When To See A Doctor

Published by: NEWS 18
Posted on: 30 Aug 2025

If your morning cough has lasted more than 2–3 weeks, it could be an early warning sign of lung cancer, not just pollution or age.

A persistent morning cough is often brushed off as something harmless, pollution, smoking, a dusty bedroom fan, or simply a part of getting older. However, ignoring this symptom could mean overlooking the early signs of a serious underlying condition, including lung cancer.

Every year, 1st August is observed as World Lung Cancer Day, a reminder to prioritize lung health and the early detection of warning signs. Among these, the chronic morning cough stands out as one of the most overlooked symptoms. Many people tolerate it for weeks even months attributing it to environmental irritants or seasonal changes. But a cough that lasts more than 2–3 weeks, especially when accompanied by phlegm, hoarseness, chest discomfort, fatigue, or weight loss, should never be taken lightly.

Dr. Rajesh Kumar Gupta, Director, Yashoda Institute of Respiratory Medicine & Interventional Pulmonology, says, “We often see patients who delay seeking help until their condition has significantly progressed. This delay can be tragic when it comes to lung cancer, one of the leading causes of cancer-related deaths worldwide. In India, the burden is growing due to rising pollution levels, smoking, and indoor exposure to biomass fuels used in cooking. What makes lung cancer particularly dangerous is that most cases are diagnosed at an advanced stage, when treatment becomes more complex and outcomes less favourable."

Early-stage lung cancer, however, can often be treated successfully through surgery, targeted therapies, or minimally invasive procedures, if detected in time. That’s why recognizing and acting on early signs is critical. Dr. Gupta outlines key warning signs:

Cough lasting more than 3 weeks

Coughing up blood

Chest pain or breathlessness

Persistent fatigue or voice changes

Sudden, unexplained weight loss


Importantly, non-smokers are not immune. Urban residents constantly exposed to high levels of air pollution and indoor pollutants are also at risk.

Take your morning cough seriously. If it’s lingering or worsening, consult a pulmonologist. A simple chest X-ray or CT scan could provide critical insight into your lung health.