A deficiency in vitamin D may also cause the function of a smokers lungs to decrease more rapidly. Sunshine, oily fish, liver, egg yolks, and fortified foods (such as cereals) are good sources of vitamin D
Besides the confirmatory evidence (a person actually smoking a cigarette in public view), nicotine-stained fingers and teeth, the characteristic smell of smoke-impregnated clothing and household items, the chronic "smokers cough," the gravelly voice, and often the visible pack of cigarettes and lighter in a person's pocket or purse are signs and symptoms that a person smokes
This is despite all the evidence from governing health authorities
This highlights the need for further studies to assess their environmental impact and develop proper disposal methods
If someone gives an authoritative answer that would be great - but otherwise I will go with what you said