Articles tagged with Smoke
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A study by University of Pennsylvania researchers found that two acetylcholinesterase inhibitors, galantamine and donepezil, reduced nicotine consumption in rats and human participants. The treatment decreased cigarettes smoked daily by 12% and improved feelings towards smoking.
People with depression are more likely to smoke and try to quit but face difficulties in overcoming addiction. Seeing a stop-smoking specialist and using nicotine products can improve their chances of quitting successfully.
Research by UofL professor Daniel J. Conklin found e-cigarettes may cause atherosclerosis, a plaque-causing disease leading to heart attacks and strokes. The study exposed mice to varying levels of e-cigarette aerosol, tobacco smoke, or nicotine alone, revealing that multiple constituents have cardiovascular disease-causing potential.
Research from Saint Louis University and Chongqing University found that younger Chinese teenage boys are less likely to start smoking than those born longer ago. The study suggests that urbanization and improved access to education may be contributing factors to the decline in smoking rates among Chinese male teens.
A new study found that exposure to air pollution more than 30 years ago can still affect an individual's mortality risk today. The research, published in the journal Thorax, estimated air pollution levels in areas where individuals lived in 1971, 1981, 1991 and 2001, using historic air quality measurements.
The oil refinery fires in Libya have grown significantly since their initial outbreak in January, now covering a large area near Sidra on the coast. NASA has captured images of the burning areas using MODIS's thermal bands, which have been detected in red on the initial image taken on January 07, 2016
Researchers found that exposure to second-hand smoke is associated with increased body fat and poorer cognitive function in children. The study of 220 overweight or obese children aged 7-11 years found that smoke exposure was linked to a larger waist size and reduced attention span, with implications for future health outcomes.
A large study of over 20,600 breast cancer survivors found that those who quit smoking after diagnosis had a significantly lower risk of death from breast cancer. Quitting smoking led to a 33% reduction in mortality rate, with the highest risks observed among long-term smokers and former smokers.
A study by New York University researchers found that hookah bar employees are exposed to high levels of toxins and inflammation due to poor indoor air quality. The study recommends regulating the industry to protect both workers and patrons from secondhand smoke hazards.
A study by Helmholtz Munich found that cigarette smoke damages the immunoproteasome, a protein complex responsible for degrading and presenting foreign proteins to the immune system. This impairment weakens the immune response in COPD patients, making them more prone to viral infections.
A new meta-analysis reveals that hookah smokers inhale a large load of toxicants, with one session delivering 25 times the tar and 125 times the smoke of a single cigarette. The study suggests that hookah tobacco smoking should be monitored more closely to address this growing health concern.
Thirdhand smoke is a persistent and hazardous environmental contaminant left behind by smoking. Researchers at San Diego State University are studying its spread and effects on human health, with a focus on vulnerable populations like young children and those with compromised immune systems. The team has found links between thirdhand s...
A USC study surveyed 3,310 ninth-grade students and found that those with moderate mental health problems who vape e-cigarettes have emotional and behavioral issues midway between smokers and non-vapers. E-cigarette use has tripled among teens in recent years, with flavors like Skittles enticing young people.
Researchers have discovered two new genes, Aip1 and AncA, that protect human airway cells from damage caused by cigarette smoke. These findings provide a promising approach to developing new treatments for chronic obstructive pulmonary disease (COPD).
A small study found that surface nicotine was detectable on mothers' fingers and furniture in a neonatal unit, suggesting exposure to thirdhand smoke. Detectable levels of nicotine metabolites were also found in babies' urine samples, with potential health consequences for vulnerable premature newborns.
Researchers at the University of Missouri have found that nicotine weakens the sleep-inducing effects of alcohol by stimulating the basal forebrain. This discovery sheds light on the close link between alcohol and nicotine usage, which affects millions of people worldwide.
A Japanese study found that exposure to secondhand smoke at four months old is associated with a twofold increased risk of caries in deciduous teeth. The study analyzed data from over 76,000 children and found that household smoking was also linked to an increased risk of tooth decay.
A new study published in the Journal of Environmental Analytical Chemistry found that 'heated tobacco' products, like iQOS, release chemical compounds into the air when activated, similar to secondhand cigarette smoke. The findings suggest these devices should be regulated similarly to regular cigarettes in indoor spaces.
A survey found that physicians in training who work long duty hours are more likely to smoke, with surgeons having the highest prevalence. Social factors such as a colleague or superior who smokes also contribute to the likelihood of smoking among health care professionals.
The BMJ expert advocates for hospital e-cigarette access to aid smoking cessation, reduce passive smoking risks, and promote healthier alternatives. The policy ban on e-cigarettes may harm patients' health, particularly during nicotine withdrawal.
A six-week clinical trial found that reduced-nicotine cigarettes decreased nicotine exposure and dependence, as well as the number of cigarettes smoked per day. The study suggests potential benefits for smoking cessation and reducing tobacco-related harm.
A study published in the New England Journal of Medicine found that reducing nicotine content in cigarettes can significantly reduce cigarette use and dependence. Researchers discovered that participants who smoked low-nicotine cigarettes showed lower smoking levels and reduced exposure to nicotine.
A recent study by Mayo Clinic Children's Research Center found that kids with asthma who are exposed to secondhand smoke are twice as likely to be hospitalized for an asthma flare. The study analyzed data from over 430,000 children and strengthens the link between secondhand smoke exposure and increased asthma symptoms.
A study found that teenagers are more likely to smoke if their parent is a smoker, with daughters being particularly vulnerable. The study also found that the risk of nicotine dependence increases with parental smoking and dependence.
A new report from the University of East Anglia found that mothers who quit smoking in pregnancy are more likely to light up again if they feel stressed and lack support. The study highlights the importance of partner support, social influences, and women's beliefs about smoking in preventing postpartum relapse.
A nationwide study found that e-cigarette users are more likely to start smoking traditional cigarettes within a year compared to non-users. The study suggests that e-cigarettes deliver nicotine slowly, mimicking the act of smoking and making it easier for young people to transition to traditional cigarettes.
Researchers analyzed data from Australia's 2006-2007 wildfires and found exposure to wildfire smoke was associated with increased hospital emergency department visits for asthma. Fine particulates in wildfire smoke are easily inhaled and remain deep in the lungs, causing harmful health effects.
A national US sample of 16-26 year olds showed that 38% of e-cigarette users started smoking traditional cigarettes within a year, compared to 10% of non-e-cigarette users. E-cigarettes deliver nicotine slowly, allowing users to become tolerant and advance to cigarette smoking.
The Pacific Northwest is experiencing severe wildfires in Washington, Oregon, Idaho, and Montana, with over 27 fires listed in the Inciweb database for Washington state. The largest active fire, Okanogan Complex Fire, has grown to 256,567 acres and is only 10% contained.
A recent study found that incense smoke contains mutagenic properties, causing genetic mutations and potential cancers. Incense was compared to cigarette smoke in a comparison of indoor use, revealing surprising results.
Smoke from western fires mixes with atmospheric particles to obscure landmasses in eastern states, altering sunset colors. Residents notice increased reddish hues due to filtering of shorter wavelength light by smaller smoke particles.
During El Nino events, Indonesia experiences drier weather leading to an increase in forest fires on peat-rich land. These fires produce massive greenhouse gas emissions contributing to climate change.
A study by Concordia University found that exercising regularly can reduce body-related guilt in teen smokers, while non-active smokers experience higher levels of shame. The research suggests that physical activity may be a promising solution to prevention and cessation.
Researchers found a strong association between exposure to tiny particulate pollutants from wildfire smoke and the risk of heart-related incidents, including cardiac arrests, emergency department visits, and hospitalizations. The study suggests that fine particulate matter may act as a trigger factor for acute cardiovascular events.
Researchers found a significant association between wildfire-related air pollution and an increased risk of heart-related incidents, including out-of-hospital cardiac arrests and emergency department visits. The study suggests that fine particulate matter may act as a trigger factor for acute cardiovascular health events.
Researchers used a unique combination of tests to investigate the potential adverse effects of e-cigarette vapour on airway tissue. The results show that despite six hours of exposure, the impact of e-cigarette vapour on airway tissue is similar to that of air.
A new nano-catalyst filter, developed by KIST, can remove 100% of particle substances in cigarette smoke, converting them into water vapor and carbon dioxide. The air cleaning equipment based on the catalyst can purify over 80% of cigarette smoke within 30 minutes and 100% within 1 hour in a 30 square meter smoking room.
A recent study found that secondhand smoke exposure increases the risk of stroke by 30% for nonsmokers, regardless of other factors such as hypertension and heart disease. The study, which analyzed data from over 22,000 participants, suggests stricter smoking regulations to reduce cardiovascular disease risk.
A natural-color satellite image taken on July 05, 2015, shows the impact of Canadian wildfires on the 2015 FIFA Women's World Cup Finals in Vancouver. The smoke from three wildfires in the Boulder Creek Wildfire complex grew rapidly, blanketing the stadium and surrounding areas.
A new study by the American Cancer Society found that cancer survivors who currently smoke report fewer negative opinions about smoking and have more barriers to quitting. They are also more likely to be exposed to other smokers, which may contribute to continued smoking.
A lightning strike sparked the Washington Fire near California Highways 4 and 89, fueled by strong erratic winds and severe drought conditions. The fire has grown to 8,000 acres since initial firefighting efforts began on June 19.
Two major wildfires are burning in California: the Lake Fire, which is 17,305 acres in size and has slowed its growth, and the smaller San Gorgonio Fire. The fires have forced the closure of hiking trails and caused air quality issues in surrounding areas.
Children exposed to household smoke are more likely to have a wider waistline and higher BMI by age ten, according to researchers. This association is comparable in size to the impact of smoking during pregnancy.
A study published in Addictive Behaviors found that cigarette prices and pictorial labels are effective in reducing smoking rates among women. Highly educated women were more responsive to price increases, while less educated women were more influenced by pictorial labels.
Research demonstrates that age-related inflammatory changes contribute to accelerated COPD development, especially when combined with cigarette smoke exposure. This knowledge provides new directions for innovative treatment approaches.
The study found that children's exposure to second-hand smoke has declined by approximately 80% since 1998. Over two-thirds of all children now have undetectable levels of cotinine in their saliva, a nicotine derivative.
Wildfires in Canada are releasing massive amounts of smoke that are drifting south into the US Midwest, affecting air quality. Exposure to this smoke is particularly hazardous for those with respiratory issues, elderly, and children due to its composition of carbon monoxide, particulate matter, and other chemicals.
Research suggests pyrazines, found in low tar cigarettes, can act independently of nicotine to prompt dopamine release and enhance tobacco dependence. The study calls for swift regulation of pyrazine additives to mitigate their role in nicotine addiction.
Wildfires in Canada have surpassed last year's numbers, with 2,503 fires burning 239,315 hectares of land as of May 31. The majority of these fires occurred in British Columbia, Alberta, and Saskatchewan, with the area burned highest in Alberta and Saskatchewan.
A study by Dr Erdogan Ozturk and colleagues found that smokers need more anaesthetic and painkillers compared to non-smokers, while passive smokers also require higher doses. The researchers suggest that nicotine may affect anaesthetic metabolism or desensitize pain-sensing nerve cells.
Dozens of deliberately set fires were detected in Angola using NASA's MODIS instrument on May 21, 2015. The fires, likely used for land management purposes, produce smoke that degrades air quality and contain carbon monoxide, carbon dioxide, and particulate matter.
The Office of Naval Research has developed a new augmented reality training system, which includes 'optical see-through' glasses that enable warfighters to turn any environment into a training ground. The system aims to improve situational awareness and decision-making capabilities for Marines.
A new study reveals that e-cigarettes' mechanical and chemical properties influence the production of toxic substances, including acrolein, acetaldehyde, and formaldehyde. The findings suggest that standardizing these devices is crucial to understanding their health effects.
Researchers found that nonsmokers who inhaled secondhand cannabis smoke under extreme conditions experienced mild effects, including memory and coordination problems. The study provides significant insights into the impact of secondhand cannabis smoke on individuals and has implications for workplace drug testing.
A study by LSTM scientists found that household air pollution (HAP) can cause weaknesses in the immune function of the lung, leading to higher rates of pneumonia. Healthy volunteers exposed to HAP showed a weaker killing response from their macrophage cells.
Researchers at Brown and Yale implicates a specific mitochondrial protein, NLRX1, in the development of chronic obstructive pulmonary disease (COPD) from exposure to cigarette smoke. The study shows that suppression of NLRX1 is a major cigarette-induced signature of lung destruction.
Sudden cardiac death accounts for 42% of deaths in on-duty firefighters over the past 5 years, exceeding traditional risks like burns and trauma. Researchers examine heat stress impact on firefighter hearts and blood vessels.
Researchers found that cigarette smoke made MRSA bacteria more resistant to killing by the immune system, increasing their ability to invade human cells. In mouse experiments, smoke-exposed MRSA caused pneumonia with a higher mortality rate.
Research tracked children's cardiovascular health from age 9 to 30 and found those exposed to parental smoking had a 1.7 times higher risk of carotid plaque in adulthood. Parents who smoked indoors or allowed smoke into their homes were at the highest risk.
A comprehensive survey of toxicants in smokeless tobacco products found that hydrazine is not a prevalent contaminant. Trace levels were detected in some samples but significantly lower than previous reports.