breathe
alive avoid asthma attacks avoid pollution clear nose exhale expand lungs go to air have air around have clear airway have open mouth or nose have oxygen inhale and exhale inhale exhale then repeat inhale oxygen inhale then exhale mave diaphragm not having asthma attack not underwater open mounth replenish oxygen stay alive stop smoking study meditation take air into lungs take breath use diaphragm to suck in air use diaphram use lungs use muscles to create vacuum