Your case exemplifies that even seemingly harmless grass is dangerous for humans. Smoking leads to the loosening of the psyche and the destruction of some organ systems. One of these systems is the respiratory and gastrointestinal tract. That is why if you like smoking, you better use something safer. To give up my past addiction of smoking several nicotine packs a day, I started using https://www.thevapecig.co.uk/e-liquid/flavors/menthol-e-liquids.html. At the moment, my habit of drinking alcohol is a thing of the past, and there is an alternative to cigarettes, which are high in nicotine.