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.

Vaping promotes the same cellular responses found in smokers with emphysema

E-cigarette "vaping" is widely assumed to be safer than cigarette smoking, but scientists at the University of North Carolina School of Medicine have uncovered evidence suggesting that vaping promotes the same cellular responses found in smokers who suffer with emphysema.

22 Aug 2019

Motor-skill training reverses nicotine-induced brain damage in rats

Motor-skill training has proved capable of reversing brain impairments in rats treated with nicotine. This effect has been demonstrated in a recent study and, in the long term, the method may also come to be tested as an aid to human smoking cessation.

20 Aug 2019

CDC warns on lung diseases linked to vaping

Vaping or using e-cigarettes has gained immense population over the past few years. It's widely regarded as a healthier alternative to cigarette smoking. Now, health officials warn against vaping as the Centers for Disease Control and Prevention (CDC) says that a cluster of lung diseases associated with e-cigarette use was reported in 14 states.

19 Aug 2019

Hookah smoking not a safe option, finds new study

With the decline in cigarette smoking, students have taken to other ‘safer’ forms of smoking, especially hookah smoking. However, a pioneering study shows that a single puff from a hookah exposes the smoker to as high a level of certain toxins as an entire cigarette does!

13 Aug 2019

UCI study highlights health hazards of hookah usage

Hookah waterpipe use has grown in popularity in recent years – 1 in 5 college students in the U.S. and Europe have tried it – but the practice could be more dangerous than other forms of smoking, according to a first-of-its-kind study by researchers at the University of California, Irvine, published recently in Aerosol Science and Technology.

13 Aug 2019

Caffeine before bedtime has little effect on sleep quality, but alcohol and nicotine does

A new study has found that drinking coffee close to bedtime does not affect the quality of sleep, but that evening alcohol intake and smoking do.

8 Aug 2019

Study examines how evening use of alcohol, caffeine and nicotine affects sleep outcomes

Between 50 to 70 million Americans have a sleep disorder. Sleepless nights are associated with a number of adverse health outcomes including heart disease, high blood pressure, diabetes, and certain cancers. Evening use of alcohol, caffeine and nicotine are believed to sabotage sleep.

6 Aug 2019

Vaping trends and detrimental effects of e-cigarette usage

In recent news, researchers have found that the liquid used in e-cigarettes, when heated, reacts to form irritating chemicals called acetals, formed from chemicals used to flavor and perfume foods and other commercial products.

31 Jul 2019

Banning tobacco sales to under 21s could have significant impacts on population health

Restricting the sale of tobacco and tobacco products for persons under the age of 21 could lead to a decline in smoking rates across the USA.

29 Jul 2019

'Tobacco-21 laws' yield substantive reductions in smoking among 18- to 20-year-olds

County- and municipality-level bans on tobacco sales to individuals under age 21 yield substantive reductions in smoking among 18- to 20-year-olds, according to a new study from the Yale School of Public Health.

26 Jul 2019

Brain protein mutation from an autistic person alters behavior in mice

A de novo gene mutation that encodes a brain protein in a child with autism has been placed into the brains of mice.

24 Jul 2019

Using e-cigarettes daily helps smokers to quit combustible cigarettes

A new study from the Massachusetts General Hospital's Tobacco Research and Treatment Center provides critical population-level evidence demonstrating that using e-cigarettes daily helps U.S. smokers to quit smoking combustible (i.e. regular) cigarettes.

23 Jul 2019

Amid teen vaping ‘epidemic,’ Juul taps addiction expert as medical director

Juul Labs, the nation's leading manufacturer of e-cigarettes, has hired as its medical director a prominent University of California researcher known for his work on the dangers nicotine poses for the adolescent brain.

19 Jul 2019

Potential benefits and risks of using e-cigarettes

While cigarette use for high school students is at an all-time low (8%), 21% of students in the United States report using e-cigarettes in the past month, which is the highest level to date.

18 Jul 2019

Cannabis-based medication helps tackle dependency on cannabis

An Australian study has demonstrated that cannabis-based medication helps tackle dependency on cannabis, one of the most widely used drugs globally.

16 Jul 2019

New regulations on e-cigarettes may have unintended consequences

Efforts by the FDA and some cities to limit the availability and appeal of e-cigarettes to young users could drive some existing users to smoke more tobacco cigarettes to get their fix, according to new research from Duke Health.

15 Jul 2019

Effective stop smoking treatments less likely to be prescribed to people with mental health conditions

A new study from researchers at the Universities of Bath and Bristol suggests that doctors should rethink which drugs they prescribe to help smokers with mental health conditions kick the habit.

11 Jul 2019

Smoke-free generation ‘in sight’ as numbers of smokers drop dramatically

Health experts are predicting that future generations could be “smoke-free” after numbers of smokers dropped dramatically since 2011.

3 Jul 2019

Electronic cigarettes produce stress response in neural stem cells, study finds

A research team at the University of California, Riverside, has found that electronic cigarettes, often targeted to youth and pregnant women, produce a stress response in neural stem cells, which are critical cells in the brain.

1 Jul 2019

Cells in humans are affected by thirdhand smoke, study shows

Thirdhand smoke can damage epithelial cells in the respiratory system by stressing cells and causing them to fight for survival, a research team led by scientists at the University of California, Riverside, has found. The finding could assist physicians treating patients exposed to thirdhand smoke.

28 Jun 2019