cigarette smoke hurts my eyes Why Do Your Get Red When You Smoke? | PerfectLensWorld Eye Damage - ESL Lesson
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Smoking has been linked as a causative factor in the rapid loss of calcium to the bones of post-menopausal women, effectively leading to greater osteoporosis and hence more hip fractures in older individuals

The hope is usually that something wont harm the dog, like gaining a safe for pets designation

Nyman AL, Spears CA, Churchill V, et al
A study published in the journal Toxicological Research found that herbal cigarette smoke delivers similar amounts of carbon monoxide and tar as tobacco cigarettes
