lung cancer day :: Article Creator World Lung Day: Why Respiratory Health Matters More Than Ever World Lung Day, observed on September 25, seeks to raise awareness about lung health. As crucial organs responsible for supplying oxygen to every cell in the body, the increasing prevalence of lung health issues calls for urgent action. Here are some key facts about human lungs and tips for maintaining their health read more September 25, Wednesday, marks World Lung Day, a crucial reminder of the importance of lung health worldwide. As critical organs responsible for delivering oxygen to every cell in the body, the increasing prevalence of lung health issues demands urgent action from health advocates. Despite medical advancements, several people remain affected by chronic respiratory diseases (CRDs) such as asthma, Chronic Obstructive Pulmonary Disease (COPD), and lung cancer - all conditions that are often preventable yet continue to cause harm.