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.

Study suggests vaping does not increase risk of COVID-19

Researchers examine the risk of PCR-confirmed COVID-19 with the use of e-cigarettes.

12 Jul 2022

Smoking cigarettes while wearing a mask may impair blood vessel function

Smoking traditional or non-combustible cigarettes while wearing a surgical mask results in a two-fold rise in exhaled carbon monoxide and impaired blood vessel function compared to non-mask periods.

8 Jul 2022

Tobacco-cessation program must be expanded and extended to curb smoking among prisoners

More than half of all people incarcerated in the U.S. smoke cigarettes, a hidden health crisis that has long been under-researched and under-resourced.

5 Jul 2022

Fourth-generation vaping devices display a mix of cellular biomarkers indicative of immune suppression

Not all electronic cigarette devices are created equal. Some fourth-generation models – such as Juul devices – are associated with unique changes in markers of immune responses inside our airways.

5 Jul 2022

Study yields surprising insights about how pre-teens feel about alcohol, tobacco and marijuana

They may only be in 4th or 5th grade, but 1 in 10 pre-teen children already say they're curious about using alcohol or tobacco products, and 1 in 50 say they're curious about using marijuana, a new study shows.

1 Jul 2022

Study: Nearly 80% of people in the U.S. have low to moderate cardiovascular health

About 80% of people in the U.S. have low to moderate cardiovascular health based on the American Heart Association's new Life's Essential 8™ checklist according to a new study published today in Circulation, the Association's flagship, peer-reviewed journal. Life's Essential 8™, also published today in Circulation, details the Association's updated guidance to measure cardiovascular health, adding healthy sleep as essential for ideal heart and brain health.

29 Jun 2022

Sleep turns out to be a significant factor for maintaining cardiovascular health

Sleep duration is now considered an essential component for ideal heart and brain health. Life's Essential 8™ cardiovascular health score replaces Life's Simple 7™, according to a new Presidential Advisory, Life's Essential 8 - Updating and Enhancing the American Heart Association's Construct on Cardiovascular Health, published today in Circulation, the Association's flagship, peer-reviewed journal.

29 Jun 2022

Managing smoking cessation via a healthcare system model seems better than telephone quitline

A healthcare system model that offered tobacco cessation treatment to smokers being discharged from a hospital produced a higher rate of tobacco abstinence during the three- month program than referral to a state-based telephone quitline.

28 Jun 2022

KHN’s ‘What the Health?’: The FDA goes after nicotine

The FDA this week launched a crackdown on smoking and vaping — ordering the vaping device Juul to be taken off the market and announcing its intention to require makers of cigarettes and other tobacco products to reduce the amount of nicotine in them.

23 Jun 2022

New scientific statement highlights the cardiopulmonary effects of e-cigarette use among adolescents

E-cigarettes have become increasingly popular among adolescents, and the latest available scientific evidence suggests the use of these products has adverse health effects that may accrue over time, leading to an increased risk of cardiovascular and pulmonary disease over the course of the life of people who use e-cigarettes, according to a new scientific statement from the American Heart Association published today in the Association's peer-reviewed journal, Circulation: Research.

21 Jun 2022

How does gut microbiota impact mental health in 18–25s?

In a recently published article in the International Journal of Molecular Sciences, scientists have described the importance of the gut-brain-microbiota axis in establishing optimal mental health in emerging adulthood (ages 18–25).

16 Jun 2022

Varenicline improves quit rates among African American daily smokers

African Americans have been underrepresented in tobacco treatment research, including the clinical trials that led to the 2006 FDA approval of varenicline, the leading pharmacological treatment for smoking cessation commonly known by the brand name Chantix.

14 Jun 2022

Researchers localize specific brain circuit mediating addiction remission

In the United States, substance use disorders are a leading cause of death among young people. Treatments such as deep brain stimulation hold promise for helping people overcome addiction, but many questions remain about what brain areas should be targeted.

13 Jun 2022

Parental nicotine exposure may promote addiction-like behaviors in successive generations

Parental smoking is a significant risk factor for developing smoking behavior and nicotine dependence in offspring. These findings suggest that parental nicotine exposure may promote addiction-like behaviors in subsequent generations.

8 Jun 2022

$Study: Male smokers are at increased risk of osteoporosis, bone fractures, and early death$

Study: Male smokers are at increased risk of osteoporosis, bone fractures, and early death

It's no secret that puffing cigarettes is the culprit behind a whole host of ailments, including respiratory diseases and cancers of the lungs and throat.

8 Jun 2022

Banning menthol cigarettes likely to benefit public health and may lead to social justice and equity

As the Food and Drug Administration goes forward with its proposal to ban menthol cigarettes, Rutgers researchers insist the move is a step toward social justice and better health equity in the Black community, where menthol cigarettes have been heavily marketed by tobacco companies.

6 Jun 2022

Addition of menthol to cigarettes increases smoking frequency and nicotine dependency among youth

Currently in the public comment phase, the United States Food and Drug Administration is set to finalize rules prohibiting menthol in tobacco products, citing an effort to reduce addiction and youth experimentation, improve quitting among current smokers and address health disparities.

6 Jun 2022

Global study analyzes the prevalence of vaping among young people

In a study published in Addiction that analyzed 2015–2018 information from 47 countries, approximately 1 in 12, or 8.6%, of adolescents reported vaping in the past 30 days.

16 May 2022

Tobacco tax may be associated with higher e-cigarette use among young people

Globally, most adolescents who experiment with vaping don't develop an addiction, but the way tobacco products were taxed may be linked with higher e-cigarette use among young people, according to new University of Queensland research.

12 May 2022

Study estimates effectiveness of 2-dose and 3-dose mRNA vaccination against Omicron

In a recent study posted to the medRxiv* preprint server, researchers estimated the efficacy of two-dose and three-dose regimens of two messenger ribonucleic acid (mRNA) vaccines: Moderna’s mRNA-1273 and Pfizer-BioNTech’s BNT162b2 against coronavirus disease 2019 (COVID-19) caused due to the severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) Omicron variant.