Public health

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On February 21 NSW Health issued a warning about methamphetamine and cocaine being contaminated with the dangerous opioid fentanyl. Several people who had taken these illicit stimulant drugs presented to Sydney hospitals with symptoms of opioid overdose, raising the alarm. Drug tests found fentanyl and acetyl-fentanyl had caused the overdoses.

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We know that quitting smoking is an excellent way to reduce your risk of developing lung cancer. But until now, experts weren’t quite sure why this was the case. Our latest research has uncovered that in people who quit smoking, the body actually replenishes the airways with normal, non-cancerous cells that help protect the lungs, in turn reducing their risk of getting cancer.

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Exposure to common industrial chemical and endocrine disruptor bisphenol A (BPA) has been linked to a range of health impacts, from reproductive disorders to heart disease. Although widespread, the level of exposure of most people to BPA was thought to be low enough that the potential for harm was minimal, but new research has indicated that the method of measuring exposure used thus far may be seriously flawed.As they relate in their report in The Lancet Diabetes and Endocrinology, when researchers compared the indirect method of measuring BPA exposure with a newer, direct method, they found that the indirect method consistently returned an inaccurately low reading. The direct measurement found levels of BPS as much as “44-times higher than the latest geometric mean for adults in the USA reported by the National Health and Nutrition Examination Survey (NHANES),” note the authors.

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A novel form of treatment has been identified for one of the most common mental health issues globally, anxiety.Roughly one in three people will suffer from the condition at some point in their lives, experiencing irrational fear brought on by stressors ranging from spiders to public speaking.Current treatment options are limited. Some medications provide relief, but can also cause side effects. Cognitive behavioural therapy can also be used, typically exposure-based therapies that allow patients to gradually face and overcome their fears. But for a substantial proportion of sufferers, these options are not effective.

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We all want to reduce drug-related harm and ensure young people don’t take unnecessary risks. But decades of research shows fear isn’t an effective way to do this.This week, Newscorp Australia released The Ripple Effect, a series of articles and accompanying videos about party drugs, aimed at parents of young people.Rather than drawing on the science about reducing harm, the series overstates the nation’s drug problem and the likelihood of problems from taking MDMA (ecstasy). And it’s likely to scare the wits out of parents of teens.So, what do parents really need to know about party drugs?

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While it appears the message about risky drinking is getting through to younger Australians, baby boomers are as bad as ever.According to a research letter appearing in the latest edition of the MJA, the proportion of 55-70-year-olds who could be classed as high-risk drinkers has risen over the last 15 or so years. The South Australian researchers say this is in ‘stark contrast to the significant decrease in risky drinking among people aged between 12-24 years during the same period.’And while they do emphasise that by far the majority of older Australians (over 80%) are abstainers or drink at low risk levels, the proportional increase of those now in the high-risk category (from 2.1% in 2004 to 3.1% in 2016) represents an additional 400,000 at-risk individuals – significant in anyone’s language. The findings were based on secondary analyses of data from National drug Strategy Household Surveys conducted in 2004, 2007, 2010, 2013 and 2016.Interestingly the researchers defined the risk categories on the basis of the maximum number of standard alcoholic drinks drunk on a single occasion over the course of a month. So low-risk were those individuals who never consumed more than four drinks in a single session, risky drinkers drank 5-10 drinks in one session at least once a month and high-risk drinkers needed to have drunk 11 or more drinks at least once a month. It’s a slightly different means of assessment to the more common approach of asking about average daily alcohol intake and appears more likely to detect the binge drinker – or your classic ‘social drinker.’As the letter authors point out, detecting problem drinking in this age group is especially important as this cohort is particularly vulnerable to a range of alcohol-related adverse events from falls to diabetes.Once again, the researchers are looking to GPs to detect those at-risk from drinking among our baby boomer patient population and initiate evidence-based interventions, such as short, opportunistic counselling and information sessions. But they recognise this isn’t always easy.“To facilitate early identification of problem drinking and early intervention, educating health care professionals about patterns and drivers of alcohol consumption by older people should be a priority,” the authors said.Perhaps using the study’s categorisation technique of the maximum number of drinks consumed in a single session might go some way to detecting those at risk. 

Referernce:

Roche AM, Kostadinov V. Baby boomers and booze: we should be worried about how older Australians are drinking. Med J Aust. 2019; 210(1): 38-9. DOI: 10.5694/mja2.12025. Available from: https://www.mja.com.au/journal/2019/210/1/baby-boomers-and-booze-we-should-be-worried-about-how-older-australians-are

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