If you have asthma you will have trouble breathing and your chest will feel heavy. It is crucial that you try and avoid the substances you are allergic to as far as possible. You must carry your portable oxygen supplement everywhere you go.
If you have asthma you will have trouble breathing and your chest will feel heavy. It is crucial that you try and avoid the substances you are allergic to as far as possible. You must carry your portable oxygen supplement everywhere you go.
