hi der u are suffering from withdrawal symptoms of smoking Symptoms of Nicotine Withdrawal:- In active tobacco users, a lack of nicotine produces a wide range of withdrawal symptoms, including any or all of the following: Headache Nausea Constipation or diarrhea Fatigue, drowsiness, and insomnia Irritability Difficulty concentrating Anxiety Depressed mood Increased hunger and caloric intake Increased desire for the taste of sweets Tobacco cravings Tobacco users are more susceptible to respiratory problems, circulatory problems such as stroke and heart attack, and many forms of cancer. You want to stop using tobacco. Your doctor can prescribe nicotine and non-nicotine aids, and can refer you to counseling or group cessation programs to get you through the hardest part of quitting. kindly consult physician or psychiatrist.