<s>[INST] my husband has been eating chaini khaini from the age of 20 and now he is 39. i want to know the psychological effects it has on a man. Is tobbaco assumed with a white paste called chuna more harmful? Does eating this make a person behave like a psychopath? [/INST] Degree understand your concerns went through your details. I suggest you not to worry much. In every manner whether psychological or physiological, the chewing of "thambakoo" is dangerous. Cancer of the mouth is the most Chat Doctor.  The physical components cause psychological problems. Nicotine, which acts as both a stimulant and a depressant in the Central Nervous System. As a stimulant (which means it "stimulates" certain nervous functions), it can increase salivary secretions (mouth watering etc.), enhanced memory function and alertness, can cause sweating, excitability, increases in blood pressure and heart rate, it elevates blood glucose levels and increases insulin production, and can cause nausea/vomiting. In high doses it can also cause tremors (shaking) and even convulsions. This means that your body is always in the elated state and that itself is a health problem. To stop the habit, You can post a direct question to me in this website. Include every detail as much as you can. I shall prescribe some psychotherapy techniques to control your condition. I am sure that the techniques should be a success. Hope this answers your query. Available for further clarifications. Good luck. </s>