Once you inhale, the nicotine goes from your lungs into your bloodstream and right to your brain in a matter of seconds
Another chemical used is formaldehyde, a highly toxic chemical used in embalming dead bodies, says Dr Aneez
While weight gain can be common when someone quits smoking, this usually not directly due to the smoking itself but instead the result of changes which the body is going through one you quit
More Enjoyable Food After you quit smoking, your senses of taste and smell improve, allowing you to enjoy flavors and aromas that you may have forgotten
How the study was done For the study, Jacobs and his co-authors analyzed smoking information on more than 6,600 people from the United States, Australia and Finland who were followed from childhood into midlife as part of the International Childhood Cardiovascular Cohort Consortium