What is Chronic obstructive pulmonary disease (COPD)?

COPD is when your lungs have trouble getting air in and out because they're clogged up or damaged.

Imagine your lungs are like a big balloon that helps you breathe. When you have COPD, it's like the balloon has tiny holes or is covered in dust, so every time you try to take a breath, it feels harder than usual. This happens mostly because of smoking, but sometimes from breathing in too much pollution or chemicals.

When someone has COPD, they might feel like they're walking up a hill with sandbags on their back, it takes more effort to breathe, and they get tired faster. They might also cough a lot, especially in the morning, and sometimes feel short of breath even when doing simple things like brushing their teeth.

Your lungs have small tubes called airways, which are like little straws that air travels through. In COPD, these straws get narrow or blocked because of swelling or extra mucus, kind of like when a straw gets clogged with jelly. This makes it hard for your lungs to do their job properly.

But don’t worry! With help from doctors and some lifestyle changes, people with COPD can still enjoy life, just like you can still play all day even if you have a tiny bit of dirt in your shoe.