August 12, 2016 Secondhand marijuana smoke may be more harmful than that from tobacco Exposure to secondhand marijuana smoke may impair cardiovascular function as much as exposure to tobacco smoke, new research suggests.
August 11, 2016 Brain chemical dopamine bounces back after quitting smoking The brain makes less dopamine, a chemical involved in both pleasure and addiction, when people smoke but this temporary deficit may be reversed when smokers kick the habit, a small experiment suggests.
August 10, 2016 Quitting smoking may actually widen social network Some smokers fear that quitting will result in losing friends, but the opposite seems to be true, according to a new study.
August 10, 2016 Smoking raises brain-lining hemorrhage risk more for women Smokers, especially female smokers, have a higher risk of subarachnoid hemorrhage - bleeding inside the lining of the brain - compared with nonsmokers, according to a new study.
August 9, 2016 High numbers? 1 in 8 American adults smokes pot The percentage of Americans who say they currently smoke marijuana has nearly doubled since 2013, a new survey finds.
August 8, 2016 Low cost, flavors, convenience turn teens on to vaping: study Young people try electronic cigarettes out of curiosity about the devices and alluring flavors that range from cotton candy to pizza, but keep vaping because of their low cost, according to a study released on Monday.
August 5, 2016 CDC: Some racial, ethnic groups still smoking at high rates despite overall decline Despite an overall decline in cigarette smoking among adults since the 1960s, some racial and ethnic groups are continuing to smoke at high rates, a study published Thursday by the Centers for Disease Control and Prevention (CDC) suggests.
August 5, 2016 Smoking linked to inflammation, sperm damage in men The sperm of men who smoke, compared to those who don't, have more damaged DNA, fewer active energy-generating mitochondria and more proteins indicating a revved up immune response, according to a small study.
August 2, 2016 Tobacco, fast food in easier reach of minority and low-income students Compared to schools with mostly white students, schools with higher numbers of Hispanic, black, and low-income students are more likely to have tobacco retailers and fast-food restaurants in easy reach, researchers say.
August 1, 2016 Plant protein may help offset unhealthy habits People who eat more protein from plants and less from animals may live longer even when they have unhealthy habits like heavy drinking or smoking, a large U.S. study suggests.
