Lung cancer often conceals its presence until it reaches advanced stages. Timely detection is critical, making recognition of its early signs paramount. This article explores the subtle yet significant indicators that may precede a lung cancer diagnosis. From persistent coughs and unexplained chest pain to voice changes, understanding these warning signals could be a lifesaver, enabling individuals to seek prompt healthcare attention and potentially altering the course of this formidable disease. Persistent cough A persistent cough is a red flag in the realm of lung cancer. While it might have various causes, a chronic cough that lingers for weeks or worsens over time should not be underestimated. In many cases, lung cancer may be silently advancing, obstructing air passages, or irritating the respiratory system. This cough may be accompanied by mucus or blood, demanding immediate evaluation. Early detection is pivotal, as timely intervention improves lung cancer’s prognosis significantly. Anyone experiencing an enduring cough, particularly if coupled with other concerning symptoms, should promptly consult a doctor to rule out the possibility of lung cancer. Shortness of breath Shortness of breath may serve as a distressing indicator of underlying lung cancer. This symptom often emerges when a tumor obstructs air passages, compresses the lungs, or invades the pleural space.