This condition is called "Emphysema".
Emphysema refers to a long term, dynamic illness of the lungs that basically causes shortness of breath due to over-expansion of the alveoli (which are air sacs in the lung). In individuals with emphysema, the lung tissue associated with exchange of gases (oxygen and carbon dioxide) is impeded or wrecked.
It may affect your social life.
10 million people suffer from a lack of Iron or iron deficiency, while 5 million people have iron deficiency anemia in the US.
Fitness walking. n. The aerobic sport of brisk, rhythmic, vigorous walking, intended to improve cardiovascular efficiency, strengthen the heart, control weight gain, and reduce stress.