Brain
Nicotine in the Brain. It's in the brain that nicotine does its most work and damage. There are millions of neurons, cells that transfer information throughout the nervous system. Between two neurons is the synapse, across which information is sent.  When you first inhale, nicotine causes your body to release the hormone epinephrine, which is the fight or flight hormone. Epinephrine activates the sympathetic nervous system, making your breathing become rapid and shallow, your heart rate increase, and your blood pressure rise.  smoking on the Body. No matter how you smoke it, tobacco is dangerous to your health and affects your entire body. That surge of energy is due to a nervous system stimulant, which can also make you addicted. If you’re under a lot of stress, it’ll take more to get more. Brain. 1  Nicotine, the drug that makes tobacco addictive, goes to your brain very quickly. 2  Nicotine makes you feel good when you are smoking, but it can make you anxious, nervous, moody, and depressed after you smoke. 1 Nicotine, the drug that makes tobacco addictive, goes to your brain very quickly. 2  Nicotine makes you feel good when you are smoking, but it can make you anxious, nervous, moody, and depressed after you smoke. 3  Using tobacco can cause headaches and dizziness - 29k-Similar pages http://www.health.nsw.gov.au/factsheets/general/nicotine.html Google Answers: nicotine gum-vitamins and minerals Nicotine is a poison, and the human body is much better off without it. .... speaks of the damage smoking does to your body being caused by free radicals. ... I typed your exact question into the address bar and this is what popped up on my screen. Nicotine: How Does Tt Work The effects of nicotine on the human body are diverse. ... Recent studies have showed that nicotine selectively damages the brain. ... serendip.brynmawr.edu/biology/b103/f02... Your body tries to repair the damage that smoking does to your DNA, but over time, smoking can wear down this repair system and lead to cancer (like lung cancer). One-third of all cancer deaths are caused by tobacco.  Brain. If you smoke, you are more likely to have a stroke than someone who doesn't smoke. In fact, smoking increases your risk of having a stroke by at least 50%, which can cause brain damage and death. And, by smoking, you double your risk of dying from a stroke. The most serious damage smoking causes in your mouth and throat is an increased risk of cancer in your lips, tongue, throat, voice box and gullet (oesophagus). More than 93% of oropharangeal cancers (cancer in part of the throat) are caused by smoking. Carbon monoxide from the smoke and nicotine both put a strain on the heart by making it work faster. They also increase your risk of blood clots. Other chemicals in cigarette smoke damage the lining of your coronary arteries, leading to furring of the arteries. The most serious damage smoking causes in your mouth and throat is an increased risk of cancer in your lips, tongue, throat, voice box and gullet (oesophagus). More than 93% of oropharangeal cancers (cancer in part of the throat) are caused by smoking. About 70 of them are known to cause cancer. Smoking cigarettes is the number-one risk factor for lung cancer. But, smoking can affect your entire body, and is known to cause cancer in the: 1  Lungs. 2  Trachea. 3  Bronchus. 4  Esophagus. 5  Oral Cavity. 6  Lip. This damage increases your risk for: 1  Atherosclerosis, a disease in which a waxy substance called plaque builds up in your arteries. 2  Aneurysms, which are bulging blood vessels that can burst and cause death. 3  Cardiovascular disease (CVD), which includes:
http://www.ehow.com/how-does_4695243_nicotine-affect-body.html http://science.howstuffworks.com/nicotine2.htm http://www.healthline.com/health/smoking/effects-on-body http://www.girlshealth.gov/substance/smoking/tobaccotext.html https://answers.yahoo.com/question/index?qid=20080923125444AAppCCs http://www.parkview.com/en/well-being/SmokingCessation/Pages/How-Smoking-aAffects-Your-Body.aspx http://www.nhs.uk/smokefree/why-quit/smoking-health-problems http://www.nhs.uk/smokefree/why-quit/smoking-health-problems http://betobaccofree.hhs.gov/health-effects/smoking-health/index.html
what damage does nicotine do to your body