The answer is: False.

Smoking does not in itself cause Alzheimer’s. However, a Dutch study by the Medical Center in Rotterdam suggests the level of risk for developing diseases such as Alzheimer’s is 50% higher for smokers than for non-smokers. Smoking is also a leading cause of cancer of the mouth, throat, bladder, pancreas, and kidney.

The answer is: True.

Studies show that that nicotine is highly addictive, and is similar to heroin and cocaine. This is because nicotine is absorbed into the body very quickly, and when the effects wear off, the smoker feels the need to have a cigarette again. Over time they develop a high resistance level and smoke in greater quantities.

The answer is: False.

Cigarette smoke contains over 4,800 chemicals, 69 of which are known to cause cancer. When inhaled, a cigarette burns at 700°C at the tip and around 60°C in the core. This heat breaks down the tobacco to produce at least 400 toxic substances.

The answer is: True.

According to the WHO, approximately 1.1 billion people smoke worldwide, most of whom (800 million) are in developing countries. In China, approximately 63% of the men smoke. Tobacco also causes 1 in 10 deaths among adults worldwide.

The answer is: True.

Tobacco manufacturers add sweet ingredients to tobacco to make it more palatable. Chocolate and honey help disguise the bitterness of nicotine. A chemical in cocoa makes it easier to take in bigger amounts of smoke, while cocoa butter reduces the harshness of smoking.

The answer is: False.

China is both the largest grower and the biggest consumer of tobacco in the world. It produced 2.51 million metric tons in 2005. Brazil, India and USA are the next three largest growers. European nations are the largest importers of tobacco.

The answer is: True.

Wayne McLaren and David McLean both died from lung cancer. McLaren later testified in favor of anti-smoking legislation.

The answer is: False.

NRT stands for nicotine replacement therapy. Usually taking the form of gum, skin patches or nasal sprays, NRT products work by slowly releasing nicotine into the bloodstream. Smokers use them to help counter cravings and other withdrawal symptoms after quitting.

The answer is: True.

Smoking speeds up your metabolism-- but it also causes body fat to be redistributed in a way that allows fat cells to be amassed in the upper body.

The answer is: True.

Emphysema is a respiratory disease that heavy smokers usually develop. The disease gradually destroys lung tissue and shortness of breath during exertion is often the first symptom of the disease. The damage caused by emphysema is irreversible, but quitting smoking can slow the progression of the disease.