you breats 23,000 breats a day
Your lungs make you breath.When you breathe in your lungs they are full of air, and when you breathe out, your lungs deflate.
smoking is bad for your lungs.Smoking can cause lung cancer and other lung affecting diseases
The five facts about the world is Global warming Climate change Endangered animals Pollution Credit crunch Lauren 12
without mucus our stomach would digest itself