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Saturday, August 16, 2008

smoking



What is Smoking?

Habits die hard.This is specially true for smoking.Smoking is one habit that is easy to acquire but difficult to give up.Smoking is inhaling tobbaco smoke from a pipe ,cigare or cigarette.
Causes

People pick up the habit for various reasons,the most important being the influence of other smokers.many teenagers smoke only because they believe smoking makes them look adult or stylishand,thus,gives them a kind of social status.However the harm that smoking does cannot be ignored.Studies established conclusively that smoking causes ill health and early death.It is the major cause of the canser of the lungs,mouth and throat.Smokers are not the only ones who suffer.Non smokers who are frequently exposed to tobacco smoke could also suffer ill health.This is the effect of involuntry smoking or passive smoking

Smoking risks

Smoking is recognized as one of several factors that might be related to a higher risk of hip fractures in older adults.
Studies reveal that the more a person smokes, the more likely he is to sustain illnesses such as cancer, chronic bronchitis, and emphysema. But even smokers who indulge in the habit only occasionally are more prone to these diseases.
Some brands of cigarettes are advertised as "low tar," but no cigarette is truly safe. If a smoker switches to a low-tar cigarette, he is likely to inhale longer and more deeply to get the chemicals his body craves. A smoker has to quit the habit entirely in order to improve his health and decrease the chance of disease.


Withdrawal symptoms.

A smoker who tries to quit may expect one or more of these withdrawal symptoms: nausea, constipation or diarrhea, drowsiness, loss of concentration, insomnia, headache, nausea, and irritability.

Diagnosis.

It's not easy to quit smoking. That's why it may be wise for a smoker to turn to his physician for help. For the greatest success in quitting and to help with the withdrawal symptoms, the smoker should talk over a treatment plan with his doctor or alternative practitioner. He should have a general physical examination to gauge his general health and uncover any deficiencies. He should also have a thorough evaluation for some of the serious diseases that smoking can cause.

Treatment

Research shows that most smokers who want to quit benefit from the support of other people. It helps to quit with a friend or to join a group such as those organized by the American Cancer Society. These groups provide support and teach behavior modification methods that can help the smoker quit. The smoker's physician can often refer him to such groups.
Other alternatives to help with the withdrawal symptoms of kicking the habit include nicotine replacement therapy in the form of gum, patches, nasal sprays, and oral inhalers. These are available by prescription or over the counter. A physician can provide advice on how to use them. They slowly release a small amount of nicotine into the bloodstream, satisfying the smoker's physical craving. Over time, the amount of gum the smoker chews is decreased and the amount of time between applying the patches is increased. This helps wean the smoker from nicotine slowly, eventually beating his addiction to the drug. But there's one important caution: If the smoker lights up while taking a nicotine replacement, a nicotine overdose may cause serious health problems.
The prescription drug Zyban (bupropion hydrochloride) has shown some success in helping smokers quit. This drug contains no nicotine, and was originally developed as an antidepressant. It isn't known exactly how bupropion works to suppress the desire for nicotine. A five-year study of bupropion reported in 2003 that the drug has a very good record for safety and effectiveness in treating tobacco dependence. Its most common side effect is insomnia, which can also result from nicotine withdrawal.

Expected results.

Research on smoking shows that most smokers desire to quit. But smoking is so addictive that fewer than 20% of the people who try ever successfully kick the habit. Still, many people attempt to quit smoking over and over again, despite the difficulties-the cravings and withdrawal symptoms, such as irritability and restlessness.
For those who do quit, the benefits to health are well worth the effort. The good news is that once a smoker quits the health effects are immediate and dramatic. After the first day, oxygen and carbon monoxide levels in the blood return to normal. At two days, nerve endings begin to grow back and the senses of taste and smell revive. Within two weeks to three months, circulation and breathing improve. After one year of not smoking, the risk of heart disease is reduced by 50%. After 15 years of abstinence, the risks of health problems from smoking virtually vanish. A smoker who quits for good often feels a lot better too, with less fatigue and fewer respiratory illnesses.

Alternative treatment

There are a wide range of alternative treatments that can help a smoker quit the habit, including hypnotherapy, herbs, acupuncture, and meditation. For example, a controlled trial demonstrated that self-massage can help smokers crave less intensely, smoke fewer cigarettes, and in some cases completely give them up.

Aromatherapy

One study demonstrated that inhaling the vapor from black pepper extract can reduce symptoms associated with smoking withdrawal. Other essential oils can be used for relieving the anxiety a smoker often experiences while quitting.

Herbs

A variety of herbs can help smokers reduce their cravings for nicotine, calm their irritability, and even reverse the oxidative cellular damage done by smoking. Lobelia, sometimes called Indian tobacco, has historically been used as a substitute for tobacco. It contains a substance called lobeline, which decreases the craving for nicotine by bolstering the nervous system and calming the smoker. In high doses, lobelia can cause vomiting, but the average dose-about 10 drops per day-should pose no problems.

Acupuncture

This ancient Chinese method of healing is used commonly to help beat addictions, including smoking. The acupuncturist will use hair-thin needles to stimulate the body's qi, or healthy energy. Acupuncture is a sophisticated treatment system based on revitalizing qi, which supposedly flows through the body in defined pathways called meridians. During an addiction like smoking, qi isn't flowing smoothly or gets stuck, the theory goes.
Points in the ear and feet are stimulated to help the smoker overcome his addiction. Often the acupuncturist will recommend keeping the needles in for five to seven days to calm the smoker and keep him balanced.

Vitamins

Smoking seriously depletes vitamin C in the body and leaves it more susceptible to infections. Vitamin C can prevent or reduce free-radical damage by acting as an antioxidant in the lungs. Smokers need additional C, in higher dosage than nonsmokers. Fish in the diet supplies Omega-3 fatty acids, which are associated with a reduced risk of chronic obstructive pulmonary disease (emphysema or chronic bronchitis) in smokers. Omega-3 fats also provide cardiovascular benefits as well as an anti-depressive effect. Vitamin therapy doesn't reduce craving but it can help beat some of the damage created by smoking. Vitamin B12 and folic acid may help protect against smoking-induced cancer.

Prevention

How do you give up your cigarettes for good and never go back to them again?
Here are a few tips from the experts:
Have a plan and set a definite quit date.
Get rid of all the cigarettes and ashtrays at home or in your desk at work.
Don't allow others to smoke in your house.
Tell your friends and neighbors that you're quitting. Doing so helps make quitting a matter of pride.
Chew sugarless gum or eat sugar-free hard candy to redirect the oral fixation that comes with smoking. This will prevent weight gain, too.
Eat as much as you want, but only low-calorie foods and drinks. Drink plenty of water. This may help with the feelings of tension and restlessness that quitting can bring. After eight weeks, you'll lose your craving for tobacco, so it's safe then to return to your usual eating habits.
Stay away from social situations that prompt you to smoke. Dine in the nonsmoking section of restaurants.
Spend the money you save not smoking on an occasional treat for yourself.






I abhore smoking.I see it as a total disregard for one's health and that of other for their immidiate environment Smokers should exercise socialresponsibility and be mindful of the harm they do to others.Several other measures are being taken to discourage smoking.Cigratte packages now carry lables and pictures as warning against smoking.Compaign are also being organised from time to time to educate the public on the dangers of smoking.

Key Terms
Antioxidant
Any substance that reduces the damage caused by oxidation, such as the harm caused by free radicals.
Chronic bronchitis
A smoking-related respiratory illness in which the membranes that line the bronchi, or the lung's air passages, narrow over time. Symptoms include a morning cough that brings up phlegm, breathlessness, and wheezing.
Cytochrome
A substance that contains iron and acts as a hydrogen carrier for the eventual release of energy in aerobic respiration.
Emphysema
An incurable, smoking-related disease, in which the air sacs at the end of the lung's bronchi become weak and inefficient. People with emphysema often first notice shortness of breath, repeated wheezing and coughing that brings up phlegm.
Epinephrine
A nervous system hormone stimulated by the nicotine in tobacco. It increases heart rate and may raise smokers' blood pressure.
Flavonoid
A food chemical that helps to limit oxidative damage to the body's cells, and protects against heart disease and cancer.
Free radical
An unstable molecule that causes oxidative damage by stealing electrons from surrounding molecules, thereby disrupting activity in the body's cells.
Nicotine
The addictive ingredient of tobacco, it acts on the nervous system and is both stimulating and calming.
Nicotine replacement therapy
A method of weaning a smoker away from both nicotine and the oral fixation that accompanies a smoking habit by giving the smoker smaller and smaller doses of nicotine in the form of a patch or gum.
Sidestream smoke
The smoke that is emitted from the burning end of a cigarette or cigar, or that comes from the end of a pipe. Along with exhaled smoke, it is a constituent of second-hand smoke.