Seasonal lung care tips: Here's how to keep your lungs healthy

Lungs oxygenate blood, defend immune system, and produce mucus. High humidity and pollution in rainy season cause respiratory issues. Winter brings dry mucus, infections, and weakens immune system. Tips: quit smoking, exercise, eat well, check air quality, vaccinate, use inhalers, seek medical help. ​Climate change and global warming can cause health problems even in healthy people.