A large-scale study has found a significant link between smoking and DNA methylation, with two new epigenetic markers identified that differ by race or ethnicity. The research could lead to better ways to predict smoking-related disease risk and improve early detection and treatment.
A new study found that frequent cannabis use is associated with a higher risk of heart attack and stroke, even after controlling for tobacco use and other cardiovascular risk factors. The study analyzed data from over 430,000 adults in the US and found that smoking cannabis was significantly linked to cardiovascular risks.
A study by UC San Francisco researchers found that daily cannabis users had a 25% increased risk of heart attack and a 42% increased risk of stroke compared to non-users. The study also found significant cardiovascular risks associated with cannabis use, including coronary heart disease and the combination of heart attack and stroke.
Head and neck cancer patients exposed to secondhand smoke during chemotherapy have reduced treatment effectiveness. Secondhand smoke alters protein expression, restricting chemotherapy's ability to kill cancer cells. This raises concerns about cancer prognosis and the importance of smoking cessation.
A study of 8,988 preadolescent children found a significant link between tobacco product use and an increased risk of suicide attempts among elementary school-aged children. The findings suggest that emerging tobacco products are also associated with this increased risk, emphasizing the need for preventive policies.
A study finds that banning menthol cigarettes would likely lead to a significant reduction in smoking rates, particularly among young people and racial/ethnic minorities. The review of 78 studies reveals that almost a quarter of menthol cigarette smokers quit smoking altogether after a ban.
A recent study published in the International Journal of Gynecology and Obstetrics found a correlation between hookah use and increased symptoms of postpartum depression. Pregnant women who used hookahs before or during pregnancy were more likely to experience depressive symptoms, particularly among mothers from historically marginaliz...
A study of 11,000 children found that maternal tobacco use during pregnancy is associated with enduring deficits in childhood neurocognition. Continued research on the link between maternal tobacco use and cognitive performance is needed.
A new study by University of Toronto researchers found that quitting smoking significantly reduces the risk of death from vascular disease and cancer. Former smokers can expect to live up to six years longer after quitting, with benefits seen within just three years.
A recent study found that only half of hookah packages included the required nicotine warnings, two years after federal regulation was implemented. The study led by Boston University School of Public Health researcher Dr. Jennifer Ross highlights the importance of warning labels in communicating health risks to consumers.
Cadmium exposure from cigarette smoke can lead to increased ANO1 expression in airway epithelial cells, exacerbating COPD. MicroRNA-381 negatively regulates ANO1, but its downregulation by cadmium could worsen disease severity.
High school students who use cannabis are more likely to develop asthma, with prevalence increasing with frequency of use. The study, published in Pediatric Pulmonology, analyzed data from the 2019 Youth Risk Behavior Surveillance System and found a significant association between cannabis use and asthma.
Scientists have successfully replicated QS-21, a potent vaccine adjuvant, in an alternative plant host for the first time. This breakthrough enables the production of this highly valued compound in a more sustainable manner.
Almost a quarter of Australians with disabilities smoke, compared to 12.6% of the wider population. Targeted strategies are needed to address socioeconomic challenges, physical restrictions, and lack of trained professionals.
A ban on disposable vapes could impact an estimated 2.6 million people, including 316,000 young adults who use disposables but never smoked tobacco. The researchers suggest alternative policies to reduce youth vaping with minimal unintended consequences.
A new study found that e-cigarettes are more commonly used by pregnant smokers than nicotine patches, and regular use of nicotine products is not associated with adverse effects on mothers or babies. The study suggests that e-cigarettes can be a safe stop-smoking aid for pregnant women.
Researchers studied newspaper ads from Dust Bowl states in 1934 to understand how businesses and companies reached consumers during a dual crisis. The study found that essential services used informational approaches while nonessential services relied on sensory appeals, offering valuable lessons for current mass media during emergencies.
A new study reveals that bacteria associated with gum disease promote COPD through the activation of γδ T cells and M2 macrophages in the immune system. Researchers found that mice infected with periodontitis and COPD had worse progression, highlighting a potential new strategy for treating COPD.
A recent study found that cigarette smoking among US adolescents decreased significantly from 1991 to 2021, with decreases in all usage categories. The decline was particularly pronounced among Black and Asian adolescents, while disparities by gender remained but were diminished.
A Cochrane review found that e-cigarettes lead to better chances of quitting smoking than patches, gums, lozenges, or other traditional NRT. Eight to 10 out of 100 people using nicotine e-cigarettes quit compared to six out of 100 using traditional NRT.
A recent University of Cincinnati study found nicotine and a potent carcinogen called NNK on surfaces in children's homes, highlighting the persistence of thirdhand smoke pollutants even in homes with voluntary indoor smoking bans. The research emphasizes the importance of protecting children from tobacco exposure.
A new UofL study shows that nicotine salts in pod-based e-cigarettes can increase the risk of irregular heartbeat and cardiac arrhythmias. The research found that these aerosols stimulate the same receptor that is inhibited by beta blockers, leading to increased sympathetic nervous system activity.
A new study found that cytisine significantly increases the chances of successful smoking cessation by more than two-fold compared to placebo. The study also suggests that cytisine may be more effective than nicotine replacement therapy in some cases, making it a promising solution for smokers worldwide.
Researchers identified Benidipine as a compound promoting the death of cigarette smoke-induced senescent lung cells, improving lung emphysema. The dihydropyridine family of calcium channel blockers constitutes a new class of senolytics that could improve lung diseases.
A study by UCL researchers found that smoking prevalence in England has nearly ground to a halt since the start of the pandemic. Despite a significant increase in quit attempts, this was offset by a rise in people taking up smoking, particularly among advantaged social groups.
The American Heart Association offers a new individual certification for healthcare professionals in tobacco cessation, aiming to standardize training and improve patient outcomes. The certification is based on evidence-based therapies and will help reduce the nation's dependence on tobacco.
A new study evaluates effective short video concepts for tobacco control during the Chinese Lunar New Year, finding that certain designs can change behavioral intentions and cultural appropriateness. The most suitable design was a 'Gamified couple at home' style video, while another option showed promise in personal motivation but was ...
A recent analysis found that US Minority adults who smoke have double the annual tobacco-related healthcare spend and higher long-term health risks compared to their White peers. Despite lower smoking rates and more quit attempts, minority adults are more likely to experience severe health consequences from smoking.
A study conducted by Eurac Research Institute found that cigarette use alters the oral microbiome, leading to an increased risk of periodontitis and cardiovascular disease. Quitting smoking results in a gradual increase in aerobic bacteria, which can lead to improved blood pressure regulation.
A study led by Keck School of Medicine of USC used AI detection technology to analyze influencer content on TikTok between 2019 and 2022, finding an increase in posts that promote e-cigarettes. The prevalence of pod devices, e-juice flavor names, and nicotine warning labels increased significantly over time.
Researchers developed an AI tool that can identify never-smokers at high risk for lung cancer based on their chest X-ray images. The study found that 28% of non-smokers were deemed high risk by the model, and these patients had a 2.1 times greater risk of developing lung cancer compared to low-risk individuals.
Researchers at Ohio State University Wexner Medical Center found that oral nicotine pouches do not curb current smokers' nicotine cravings effectively. The study suggests that these products may be more appealing to young people due to their longer onset time and gradual relief from craving symptoms.
A new study funded by Cancer Research UK reveals that smoking tobacco causes 20.8 million years of life loss each year, with four preventable risk factors contributing to over 30 million years of life lost annually. The study suggests that action on a global scale could save millions of lives from preventable cancers.
A nationally representative survey reveals a shift in tobacco use among young adults, with historically low cigarette use and higher e-cigarette use. Exclusive e-cigarette users are unlikely to transition to combustible tobacco.
Researchers found that more young adults are starting to vape than use traditional cigarettes, with 56% of regular vapers having never smoked cigarettes. The trend is particularly concerning among young women, who have seen a slight increase in vaping popularity over time.
Research found online shopping for cigarettes and vape products increased 194% and 162% respectively after California's flavor restriction. This highlights the need for stronger regulations to include e-commerce retailers within retailer licensing programs.
Two preliminary studies presented at American Heart Association’s Scientific Sessions 2023 found a potential association between regular marijuana use and an increased risk of heart failure, heart attack, and stroke. Daily marijuana use was associated with incident heart failure in a study involving over 150,000 adults in the US.
A large US study found that persistent tobacco use and prediabetes significantly increase the risk of stroke in young adults without other cardiovascular risk factors. Quitting smoking is crucial for preventing stroke and heart disease, especially among those with prediabetes.
A recent study has found that transgender adults living in rural areas of the US are more likely to have cardiovascular disease risk factors such as tobacco use, obesity, and high blood pressure. The research highlights the need for targeted interventions to reduce health disparities among this population.
Researchers link tobacco smoking to 'stop-gain mutations' that disable tumor-suppressing proteins, allowing abnormal cells to grow unchecked. Smoking's impact on DNA is linked to increased stop-gain mutations, complicating cancer diagnosis and treatment.
A study found that Singapore's extended smoking ban led to a monthly fall in heart attack cases, especially among seniors and men. The research suggests that the ban reduced exposure to second-hand smoke, resulting in fewer heart attacks among the elderly population.
USC faculty members will lead a $20 million research initiative to inform government regulations on tobacco products and marketing, focusing on protecting young people from the harm of e-cigarettes and other nicotine products. The study aims to gather evidence to prevent harm and promote public health.
The study found that New York City's policy effectively reduced tobacco-related disparities, particularly in districts with lower income and greater proportions of non-Hispanic Black residents. By 2022, the city achieved more balanced levels of tobacco retail exposure across its communities.
Researchers at Yale University found that new 'non-menthol' cigarettes use synthetic additives like WS-3 to deliver similar cooling sensations as menthol without minty aroma or taste. This threatens to derail existing local and proposed federal menthol bans aimed at curbing smoking.
A study published in PLOS ONE reveals that pre-Columbian Caribbean cultures consumed a wide variety of plants, including sweet potato, chili peppers, and domesticated tomatoes. The analysis also detected tobacco and cotton, challenging the traditional staple food narrative.
Researchers mapped the global supply chain of cigarettes from farm to factory, revealing a direct link between industry operations and interference with public health policies. Countries with higher numbers of transnational tobacco leaf companies experience weaker tobacco control measures.
The Ohio State University has been awarded a $20 million grant to conduct research on tobacco product regulation and its impact on public health. The center will examine how nicotine levels affect tobacco use, develop strategies to reduce youth appeal, and monitor the tobacco industry's marketing tactics.
New research finds that cigarette smoking increases the risk of developing type 2 diabetes by affecting various metabolites in the bloodstream. A unique metabolic signature, identified through analysis of over 93,000 UK Biobank participants, can predict which smokers are more likely to develop the condition.
A new study found that a shorter radiation treatment course is just as effective as a longer schedule for patients with non-HPV-related locally advanced disease. Delivering fewer, but higher doses of radiation was associated with similar tumor control and late-term side effects.
A new editorial paper highlights the importance of including older patients in lung cancer clinical trials, where they are often undertreated due to age-related factors. The paper emphasizes the need for increased collaboration among stakeholders to enhance enrollment and retention of older cancer patients.
Researchers at the University of Cambridge found that smoking during pregnancy increases the risk of premature birth by 2.6 times and small for gestational age by four times. Babies born to smokers are also more likely to have low birth weight, increasing their risk of developmental problems and poorer health in later life.
A recent study found that 51% of people in the US have been recently exposed to secondhand tobacco smoke, but less than half reported being exposed. The researchers detected nicotine levels in the blood of those who were exposed, highlighting a significant gap in awareness about secondhand smoke.
A new study by UCSF researchers has found that people who use both cannabis and tobacco have significantly higher rates of depression and anxiety than those who use either substance alone or not at all. The study analyzed data from 53,843 Americans and found that among dual users, 26.5% reported anxiety and 28.3% reported depression.
A new study from Texas A&M University finds an association between vaping and asthma in US adolescents who have never smoked conventional tobacco products. The study highlights the need for strategies to tackle e-cigarette use and its adverse health effects.
North Carolina State University researchers successfully transferred an important gene from one compartment of a plant cell to another, producing tobacco plants that lack pollen and viable seeds. The findings could lead to better ways of producing hybrid seeds to maximize crop productivity.
A recent study published in PLOS ONE reveals that people who use both tobacco and cannabis are more likely to experience anxiety and depression than those who use tobacco only or neither substance. The study analyzed data from over 50,000 US adults and found a significant association between co-use and poor mental health outcomes.
A comprehensive global analysis found that these stop-smoking aids are nearly twice as effective as single forms of NRT. Dual forms of NRT, such as combining a patch with gum or a lozenge, were found to be nearly as effective as nicotine e-cigarettes and prescription medications.
A study of nearly 500,000 participants found that smoking shortens telomere length in white blood cells, a indicator of aging and cell regeneration. The more cigarettes smoked, the stronger the shortening effect, suggesting a link between smoking and accelerated aging.
Research shows that tobacco-owned food brands have selectively disseminated hyperpalatable foods, making them hard to resist. This study found that these foods are high in fat, sugar, sodium, or refined carbohydrates, leading to increased risk of obesity and related health consequences.
Research at Columbia University's Mailman School of Public Health detected significant levels of metals in the blood and urine of marijuana users, suggesting that marijuana is a source of lead and cadmium exposure. Measurements reported by participants showed higher lead levels in blood and urine among exclusive marijuana users compare...