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What to know about nicotine withdrawal Any nicotine product can cause it Any nicotine product can cause nicotine withdrawal symptoms

Acknowledgements We acknowledge our lab technicians Maria Chacon and Ilse Tolentino for their help in raising the mosquitoes used in this study and Conrad Brooks for his help modifying the BugDorm cages

E-cigarettes may not be right for people who smoke and are eager to quit tobacco and nicotine altogether

These little rodents have one of the best-known noses, with 1,207 olfactory receptor genes according to research carried out by the University of Tokyo

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3 These prescription-only drugs should only be taken on advice from your doctor, and while headaches may be uncomfortable, these drugs have been shown to help smokers quit over the long term