Vitamin D deficiency is strongly associated with an increased risk of severe acute exacerbations in patients with chronic ...

The following is a summary of “NTHi killing activity is reduced in COPD patients and is associated with a differential ...

Finding it hard to breathe when you lay down is medically called orthopnea. Find a list of potential causes to help narrow down your overall risk here.

Air pollution is a well-known risk factor for respiratory diseases such as asthma and chronic obstructive pulmonary disease ...

Air pollution might protect against the most dangerous type of skin cancer, melanoma, a new study finds. However, it's ...