For me personally, I think it has to do with nasal passages swelling due to irritants or germs
[4] A study by Colorado State University researchers, looking at cases of canine lung cancer, was generally inconclusive, though the authors reported a weak relation for lung cancer in dogs exposed to environmental tobacco smoke
It identifies triggers and teaches coping strategies
However, while vapes dont create tar, they can cause organ damage and addiction just like cigarettes dont create tar, they can cause organ damage and addiction just like cigarettes
and effectively ban cigarettes as they are currently made and packaged now, since virtually all have filters which dont provide the benefits most smokers think they do
Research published in the Journal of Oral Oncology claims to have demonstrated that vapour from the electronic devices may damage DNA or even kill human cells in laboratory experiments