Health is the level of functional or metabolic efficiency of a living being. In humans, it is the general condition of a person's mind, body and spirit, usually meaning to be free from illness, injury or pain (as in “good health” or “healthy”).
Breathing Trouble? 7 Signs Your Lungs Are in the Danger Zone
This term, which stands for chronic obstructive pulmonary disease, refers to a combination of two conditions, emphysema and chronic obstructive bronchitis, both of which are caused by lung damage from smoking...
Asthma > Tests & Diagnosis
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