Despite this knowledge, and substantial attempts to prevent unprotected sex, HIV incidence generally in most high income countries hasn’t changed over the past decade. In some full cases, it has even increased. Finding better ways to prevent unprotected sex is thus a major goal of public health efforts for HIV/AIDS prevention. Alcohol consumption, heavy drinking especially, has long been associated with HIV incidence. However, there were doubts about the cause-and-effect relationship. Experts weren’t sure if alcoholic beverages usage caused HIV via unprotected sex, or whether specific personality traits in individuals, such as sensation-seeking or a disposition to dangerous behaviour in general, would result in both alcohol use and unsafe sex.The scientists, who survey in the journal Environmental Research & Technology , state the outcomes have implications for government efforts to regulate childhood exposure to lead, that may have serious health consequences. ES&T is probably the more than 40 peer-examined scientific journals released by the American Chemical Society, the world's largest scientific society. Colleagues and McElmurry point out that average blood business lead levels in the U.S. And globally have declined following elimination of lead from gasoline, paint, water pipes and solder utilized to seal canned goods.