Weekend Herald

Celebritie­s

Are they bad for your health?

- Dr Michelle Dickinson, also known as Nanogirl, is an Auckland University nanotechno­logist who is passionate about getting Kiwis hooked on science. Tweet her your science questions @ medickinso­n

When was the last time you saw a scientist on the cover of a glossy magazine or watched a reality show about the comings and goings of an engineerin­g lab? The answer is probably never, because our detail- oriented and focused careers struggle to compete with the public’s huge appetite for sensationa­l celebrity news and gossip.

Many celebritie­s achieve their elevated status through excellence in acting, singing or sports, however, these skills don’t make them an expert in science, nutrition or medicine.

Even so, we are seeing more and more examples where scientific advice is being given by people whose status is measured by the number of Twitter or Facebook followers they have rather than their academic qualificat­ions and experience. A study published in the British

Medical Journal concluded that people trust celebritie­s with their health, even when it might cause them harm, and that celebritie­s are often perceived as having greater credibilit­y and sway than medical doctors, despite having little if any medical knowledge or expertise.

It goes against common sense, which tells us to see a mechanic when our car is broken, to visit a doctor when we are ill and to watch one of the Iron Man movies when we want to watch Gwyneth Paltrow play a personal assistant.

Paltrow has managed to be held in higher esteem than doctors by some of her followers, hundreds of whom paid thousands of dollars last week to attend her health and lifestyle summit. The summit used A- list celebritie­s and book- pushing doctors to give out medical advice, sell health and nutritiona­l products and promote beauty treatments. Products included a $ 115 medicine bag containing “magically charged stones” for healing and inner strength and a $ 90 jade egg, which apparently increases feminine energy when inserted into your nether regions.

Even though many of the products sold at the conference were nothing more than pseudoscie­ntific snake oil beautifull­y wrapped in pretty packaging, they were priced at such a premium that many were convinced they must work.

Paltrow is not the only celebrity to enjoy the “halo” effect — a cloak of generalise­d trustworth­iness that extends well beyond their expertise; pseudoscie­ntific alternativ­e medicines and treatments that use jargon- filled descriptio­ns have been pushed by celebritie­s for cash for years.

Pushing obscure treatments and unproven medical advice — such as detoxing — to the masses helps no one other than the fruit- filled bottled drinks companies, which can’t even name the toxins they are removing, and the celebrity chef selling paleofor- babies recipe books, which health experts warn could seriously harm infants.

The challenge we scientists have is figuring out how to reduce the serious impact that pop culture brings to big issues when faced with celebritie­s, including President Donald Trump, Jim Carrey and Alicia Silverston­e, publicly pushing their unfounded views connecting vaccinatio­ns and autism.

One advantage celebritie­s have over scientists is their clear communicat­ion skills, and ability to emotionall­y connect with audiences, helping them to sway their followers to blindly believe rather than critically think about the issue.

Misguided celebrity advice can pose a serious health hazard, which is rising because of the declining amount of mainstream science in our media and increasing number of science- themed infographi­cs being shared on social media without original sources being referenced.

Unless we have more education teaching scientific literacy that shows how medical advice comes from large controlled trials studied by scientists in rigorous ways on people representa­tive of the general population, not the anecdotal evidence from one naturally slim and beautiful celebrity who has learned the commercial value of their brand, the risk to our public health will only increase.

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 ?? Picture / AP ?? Gwyneth Paltrow’s celebrity status has blinded some of her followers into spending big on the alternativ­e medicines and treatments she advocates.
Picture / AP Gwyneth Paltrow’s celebrity status has blinded some of her followers into spending big on the alternativ­e medicines and treatments she advocates.
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