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• Lung cancer caused by nicotine.
• Liver cirrhosis -caused by alcohol.
• Interferes with vision - alcohol.
• Sterility - khat (miraa).
• Sleeplessness - insomnia - khat (miraa).
• Hallucinations - Canabis sativa (Bang i).
• Digestive system is upset, nausea.
• Diarrhoea and vomiting.
• Headache and double vision.
• Skin tone changes - e.g. too dark.
• Appetite is extreme - very poor or very great.
• Weight loss.
• Personality changes e.g. irritable and confused.
• Convulsions, lethargy and depressions due to inhalation of solvents e.g. glue.
Wilfykil answered the question on February 28, 2019 at 12:12
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