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The substance is irritating to the respiratory tract, the eyes, and the skin, and may cause effects on the central nervous system and liver, resulting in impaired functions. Its LD 50 is 7.2 mmol/kg in mice, or 1.8 g/kg. The International Agency for Research on Cancer (IARC) concluded that bromoform is not classifiable as to human carcinogenicity.
The scientific conclusions with regards to snus was the following. "There is sufficient evidence that chewing tobacco and other products of similar toxicity cause excess risk of oral and oesophageal cancer while, at this time, existing evidence does not support attributing burden to snus or similar smokeless tobacco products."
Among the 250 known harmful chemicals in tobacco smoke, at least 69 can cause cancer." [7] [2] [8] [9] See: Health effects of tobacco smoking and List of cigarette smoke carcinogens. Although many of these additives are used in making cigarettes, each cigarette does not contain all of these additives.
This is an accepted version of this page This is the latest accepted revision, reviewed on 31 December 2024. Circumstances, mechanisms, and factors of tobacco consumption on human health "Health effects of smoking" and "Dangers of smoking" redirect here. For cannabis, see Effects of cannabis. For smoking crack cocaine, see Crack cocaine § Health issues. "Smoking and health" redirects here ...
Based on the CDC's statistics, the risk of developing lung cancer by smoking cigarettes increases by a factor of 23 for men and 13 for women relative to non-smokers, while five-year survival rates ...
Typical tobacco packaging warning message about the health effect of smoking tobacco The front of a 20 pack of Marlboro Red cigarettes sold in New Zealand. Brazil's third batch of graphic images (since replaced), mandatory on all cigarette packs. Philippines. Graphic tobacco packaging warning messages from 2016 to 2018.
Smoking was the leading risk factor, contributing to nearly 1 in 5 cancer cases and nearly one-third of all cancer deaths studied, followed by 7% of cases stemming from excess body weight.
The report's conclusions were almost entirely focused on the negative health effects of cigarette smoking. It found: cigarette smokers had a seventy percent increase in age-corrected mortality rate; cigarette smoke was the primary cause of chronic bronchitis; a correlation between smoking, emphysema, and heart disease. In addition, it reported ...