Nicotine News and Research

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Nicotine is an alkaloid found in the nightshade family of plants (''Solanaceae'') which constitutes approximately 0.6–3.0% of dry weight of tobacco, with biosynthesis taking place in the roots, and accumulating in the leaves.

Text messages help smokers quit: Study

A behavioral study has found that motivational text messages sent to smokers' mobile phones can double their chances of giving up tobacco. The “txt2stop” trial at London School of Hygiene and Tropical Medicine (LSHTM) and funded by the Medical Research Council tested the effects of inspirational text messages designed to encourage quitting on almost 3,000 smokers. Participants were twice as likely to banish their habit as another group sent texts unrelated to smoking.

30 Jun 2011

Non-smoking women more likely to be obese: Study

According to the latest research non-smoking women are more likely to be obese and die of associated illnesses than those who smoke. About 8,000 women were recruited to the Renfrew and Paisley study from 1972 to 1976. Of these, 40% had never smoked.

30 Jun 2011

Lung cancer screenings reduce risk of dying by 20%: Study

A lnew study shows some smokers' lives could be saved by screening with lung scans and the chances improve further if there is a false alarm.

30 Jun 2011

'Predatory' marketing pattern geared to lure young African Americans into becoming smokers

Tobacco companies increased the advertising and lowered the sale price of menthol cigarettes in stores near California high schools with larger populations of African-American students, according to a new study from the Stanford School of Medicine.

24 Jun 2011

22nd Century submits IND to FDA for VLN cigarettes

22nd Century Group, Inc., a company focused on smoking cessation and tobacco harm reduction, announced today that 22nd Century Limited, LLC submitted an Investigational New Drug Application (IND) to the U.S. Food & Drug Administration (FDA) for X-22, a prescription smoking cessation aid in development.

22 Jun 2011

Smoking may increase risk of death from prostate cancer

Men who are diagnosed with prostate cancer and who are also smokers have an associated increased risk of all-cause, cardiovascular and prostate cancer-specific death, according to a study in the June 22/29 issue of JAMA.

22 Jun 2011

Smoking during pregnancy lowers offspring's HDL cholesterol, greater risk of heart disease later

Scientists said on Tuesday that mothers who smoke while pregnant are causing changes to their unborn babies that can lead them to have less of a type of cholesterol known to protect against heart disease.

22 Jun 2011

Prostate cancer risk and prevention

According to U.S. researchers smoking increases the risk that men who develop prostate cancer will die from their disease. The longer the men smoked, the greater the risk, said Stacey Kenfield of the Harvard School of Public Health in Boston, whose study appears in the Journal of the American Medical Association. Prostate cancer is the second-leading cause of cancer death in men behind lung cancer

22 Jun 2011

Obese teenage girls more likely to develop high-level nicotine addiction

Obese teenage girls are more than twice as likely as other girls to develop high-level nicotine addiction as young adults, according to a new study. Nearly 20 percent of American adolescents currently are obese, the authors note.

21 Jun 2011

Tobacco promotion banned in Queensland stores

Queensland stores are directed to refrain from openly displaying cigarettes and other tobacco products. Under laws introduced on Thursday, all retail advertising and promotion of tobacco and other smoking-related products will be banned.

17 Jun 2011

Exposure to cigarettes fosters tween smoking: New study

Exposure to secondhand smoke can create symptoms of nicotine dependence in non-smoking preteens, according to a new study from Concordia University and the University of Montreal.

14 Jun 2011

Smoking ban in NSW prison

In a new directive, prisoners at the Lithgow jail in central western New South Wales will be banned from smoking in their cells as part of a six-month trial to begin next year.

13 Jun 2011

Smoking keeps weight off: Study finds out how

The researchers have found that nicotine activates a pathway in the brain that suppresses appetite. The study was published in the journal Science. The authors believe this discovery should lead to better diet drugs.

9 Jun 2011

Tobacco wars

According to reports, Australia is gearing up for the world's toughest laws on tobacco promotion but Health Minister Nicola Roxon denied Sunday the government's ultimate goal was a complete ban on smoking.

23 May 2011

Public smoking ban in NYC

Smoking has been banned from many parts of the U.S. over the last decade. New York City is now taking the war against tobacco a step further with a new law that goes into effect tomorrow, banning smoking outdoors - at beaches, boardwalks, parks, and pedestrian plazas.

23 May 2011

Frequent, consistent exercise may help women curtail cigarette cravings

Dozens of studies on whether moderate exercise can curb the nicotine cravings of women smokers have added up to an apparent contradiction: it seems to work in short-term, well controlled lab experiments, but then fizzles out in treatment trials. A new study may explain why and help researchers devise a practical therapy.

20 May 2011

Tips to get better sleep

Your life is already tense — teens rebelling, house under renovation, work life in overload, bills piling up, elderly parents declining — yet the demands requiring your attention and time continue to grow, overflowing into sleep-time territory. Oftentimes, mass marketing's solutions to women's challenging lifestyles focus on quick fixes and more consumer goods.

18 May 2011

'Mu opioid' receptors in the brain linked to smoking relapse

Nearly everyone who has tried to quit smoking says it's incredibly difficult, and the struggle is due in part to genetic factors. Now, a new study from the Raymond and Ruth Perelman School of Medicine at the University of Pennsylvania sheds light on how one specific genetic risk for smoking relapse may work: Some of the difficulties may be due to how many receptors, called "mu opioid" receptors, a smoker has in his or her brain.

17 May 2011

Researchers discover depression-related DNA region

Researchers at Washington University School of Medicine in St. Louis and King's College London have independently identified DNA on chromosome 3 that appears to be related to depression.

16 May 2011

Midbrain habenula region plays a key role in nicotine dependence

A person's vulnerability to nicotine addiction appears to have a genetic basis, at least in part. A region in the midbrain called the habenula plays a key role in this process, as Dr. In-s Iba-ez-Tallon and her team from the Max Delbr-ck Center for Molecular Medicine (MDC) Berlin-Buch, Germany, have now shown.

13 May 2011