Official-PS4 Prices. $399.00 USA Â£349 UK â¬399 EUR. Sony officially announced the price of the Playstation 4 - $399.00. A year and a half after the official release of both the Xbox One and the PS4, we've seen the Xbox One already slash it's price $50.
Chronic obstructive pulmonary lung disease (COPD) is a lung disease in which the lungs are damaged, making it hard to breathe. In COPD, the airways- the tubes that carry air in and out of your lungs are partly obstructed, making it difficult to get air in and out. The airways branch out like an upside-down tree, and at the end of each branch are many small, balloon-like air sacs called alveoli (al-VEE-uhl-EYE).
Restrictive Lung Diseases. People with a restrictive lung disease have a much more difficult time filling their lungs with air. This is a result of the lungs being restricted from fully expanding. Most of the time, restrictive lung diseases occur when there is stiffness in the lungs themselves. Sometimes, this can occur when there is stiffness in the chest wall, weak muscles or damaged nerves that can restrict the expansion of the lungs. These are some of the conditions classified as restrictive lung disease: