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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.
Cigarette smoking may lead to fibrosis in the heart and kidneys, study reveals

Cigarette smoking may lead to fibrosis in the heart and kidneys, study reveals

Smoking may lead to fibrosis in the heart and kidneys and can worsen existing kidney disease, according to a new study. [More]
Flavored vapors from e-liquids contain potentially harmful aldehydes

Flavored vapors from e-liquids contain potentially harmful aldehydes

Traditional cigarettes pose a well-established risk to smokers' health, but the effects of electronic cigarettes are still being determined. [More]
Experts advise patients to refrain from e-cigarette use before plastic surgery

Experts advise patients to refrain from e-cigarette use before plastic surgery

Cigarette smokers are at increased risk of complications after plastic surgery. [More]
Quitting smoking during addiction treatment may improve recovery rates in teens

Quitting smoking during addiction treatment may improve recovery rates in teens

A Case Western Reserve University School of Medicine researcher has found that addiction treatment results improved when teens in a residential program stopped smoking. [More]
Exposure to e-cigarette vapor destroys large number of mouth cells

Exposure to e-cigarette vapor destroys large number of mouth cells

A large number of mouth cells exposed to e-cigarette vapor in the laboratory die within a few days, according to a study conducted by Université Laval researchers and published in the latest issue of Journal of Cellular Physiology. [More]
E-cigarette use linked to risk of respiratory symptoms among adolescents

E-cigarette use linked to risk of respiratory symptoms among adolescents

E-cigarette use among teenagers is growing dramatically, and public health experts are concerned that these devices may be a gateway to smoking. [More]
New study highlights detrimental effects of e-cigarettes on oral health

New study highlights detrimental effects of e-cigarettes on oral health

A University of Rochester Medical Center study suggests that electronic cigarettes are as equally damaging to gums and teeth as conventional cigarettes. [More]
Study compares reach of quitlines to number of tobacco users for different racial/ethnic groups

Study compares reach of quitlines to number of tobacco users for different racial/ethnic groups

Quitlines, hotlines that provide free cessation services for smokers, appear to be reaching minority populations that typically underutilize cessation treatments and have high smoking prevalence, particularly African Americans and American Indians/Alaska Natives. [More]
Asthmatic adolescents develop greater dependence to nicotine compared to healthy counterparts

Asthmatic adolescents develop greater dependence to nicotine compared to healthy counterparts

Curiosity is a driving factor in why most kids start smoking, and the same is true for kids with asthma. [More]
Flavored e-cigarette vapor contains dangerous levels of hazardous chemicals, new research reports

Flavored e-cigarette vapor contains dangerous levels of hazardous chemicals, new research reports

Building on more than 30 years of air quality research in some of the most polluted urban environments on Earth, a team of atmospheric scientists at the Desert Research Institute (DRI) have turned their attention toward the growing e-cigarette industry and the unidentified effects of vaping on human health. [More]
Study examines link between vaping and subsequent heavy cigarette smoking among adolescents

Study examines link between vaping and subsequent heavy cigarette smoking among adolescents

In a study appearing in the November 8 issue of JAMA, Adam M. Leventhal, Ph.D., of the University of Southern California Keck School of Medicine, Los Angeles, and colleagues examined associations of e-cigarette vaping with subsequent smoking frequency and heavy smoking among adolescents. [More]
Survey finds fewer teens smoking, but many using tobacco products and e-cigarettes

Survey finds fewer teens smoking, but many using tobacco products and e-cigarettes

Minnesotans for a Smoke-Free Generation, a coalition of Minnesota's leading health organizations, voiced their cautious optimism about the results of the Minnesota Student Survey today. [More]
Survey: Most Americans under age 35 believe e-cigarettes cause less harm than traditional cigarettes

Survey: Most Americans under age 35 believe e-cigarettes cause less harm than traditional cigarettes

Most Americans under age 35 think that using electronic cigarettes does not cause as much damage lung health as compared with traditional cigarettes, according to the results of a new national consumer survey. [More]
Carotenoid pigment compound reduces invasiveness of tumors in mouse models of lung cancer

Carotenoid pigment compound reduces invasiveness of tumors in mouse models of lung cancer

Beta-cryptoxanthin (BCX), a carotenoid pigment compound found primarily in plants, reduces the number and invasiveness of tumors in mouse and cell models of lung cancer, report scientists from the Jean Mayer USDA Human Nutrition Research Center on Aging at Tufts University. [More]
Researcher receives $3 million NCI grant to study impact of e-cigarette usage on smoking rates

Researcher receives $3 million NCI grant to study impact of e-cigarette usage on smoking rates

Nearly 7 in 10 cigarette smokers are looking for a way to quit - and many smokers have turned to e-cigarettes for help. [More]
Study unravels how tobacco causes increased inflammation

Study unravels how tobacco causes increased inflammation

It's no secret that using tobacco is bad for you, but what has been a mystery until now is how tobacco causes increased inflammation throughout the body. [More]
Professor shares health tips for preventing stroke

Professor shares health tips for preventing stroke

Having a stroke can be a debilitating and life changing event for an individual and their family. Regardless of one's age or family history, 90 percent of strokes are preventable. [More]
Snus use linked to increased risk of premature death among prostate cancer patients

Snus use linked to increased risk of premature death among prostate cancer patients

The smokeless tobacco product snus, which is used mainly in Sweden but also is sold in the U.S., may increase the risk that men with prostate cancer will die from their disease, and the risk that they'll die prematurely from any cause, according to a new study led by researchers at Harvard T.H. Chan School of Public Health. [More]
New research highlights growing epidemic of hookah use among young adults in the U.S.

New research highlights growing epidemic of hookah use among young adults in the U.S.

Dr. Michael Weitzman and his co-authors from New York University's College of Global Public Health and The Departments of Pediatrics and Population Health of the New York University School of Medicine have published important new research on the growing epidemic of hookah use among America's youth and young adults. [More]
Severe burns and facial fractures from e-cigarette explosions happen to greater extent than estimated

Severe burns and facial fractures from e-cigarette explosions happen to greater extent than estimated

In the first six months of 2016, doctors at the North Carolina Jaycee Burn Center at UNC Hospitals treated 10 inpatients with severe burns and facial fractures from e-cigarette explosions. Almost all of them required surgery, and one patient lost his eye when an e-cigarette exploded while he puffed on it. [More]
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