E-cigs could contain harmful bacteria linked to lung problems

CAMBRIDGE, Mass. (KABC) -- Concerns are growing over e-cigarettes and possible lung problems that could develop because of a bacteria the devices may carry.

Scientists from Harvard found the presence of a harmful bug in a quarter of vaping devices and refills.

Testing revealed cotton wicks used in e-cigs may be the source of contamination. Researchers say exposure to the toxins has been associated with a range of health problems including asthma, reduced lung function and inflammation.

To get more information on the study, click here.