It isn't a technical or medical term, so it means a range of things. Generally, it is used to mean something ranging from an anxiety attack, to a deep depression where a person truly cannot be productive, through to a complete break from reality requiring hospitalization. Written Jul 29, 2013 Â· View Upvotes.
Approximately 90 percent of those diagnosed with oral cancer or pharyngeal cancer (including cancer of the mouth, tongue, lips, throat, parts for the nose, and larynx) are tobacco users. Tobacco. All forms of tobacco increase a person's risk of oral cancer.
Tobacco use is the single most important risk factor for cancer causing about 20% of global cancer deaths and around 70% of global lung cancer deaths. In many low-income countries, up to 20% of cancer deaths are due to infection by HBV and HPV.