Health and Medicine

Water fluoridation – what to expect in the near future - Open Parachute

Ken Perrott Jan 21, 2017

Community water fluoridation (CWF) will persist in science news for the foreseeable future – not for any valid scientific reason but because of reaction to political pressures against it. This is particularly so in New Zealand where our parliament will be discussing legislative changes to fluoridation decision-making this year. This is not to say that all the relevant news will be … Read More

Premature births a factor in cognitive deficits observed in areas of endemic fluorosis? - Open Parachute

Ken Perrott Jan 20, 2017

Anti-fluoridation activists are soon likely to be promoting a new paper reporting a study which found a relationship between maternal (in utero) exposure to fluoride and cognitive development delay in infants. Could the increased incidence of premature births explain cognitive deficits observed in areas of endemic fluorosis? Image credit: New Kids-Center. Of course, they will be unlikely … Read More

Diabetes screening test important for New Zealand - Guest Work

Guest Work Jan 18, 2017

New research calls into question a test used to identify diabetes risk. But we shouldn’t throw out the baby with bathwater, warn Prof Jim Mann and Dr Paul Dury. An Oxford University study and accompanying editorial, published in the British Medical Journal (BMJ), have raised  questions regarding the most  appropriate approach to prevent or delay  the onset of … Read More

The “Great Acceleration” is cause for great concern. - Guest Work

Guest Work Jan 18, 2017

By Prof Ralph E H Sims, Massey University, Palmerston North The future for secure and peaceful human life on our planet is under threat. A wide range of socio-economic indicators that illustrate global growth parameters from 1750 to 2010 confirm the rapid acceleration that has become particularly evident over the past six decades as world population … Read More

More nails in the anti-fluoridation myths around IQ and hypothyroidism - Open Parachute

Ken Perrott Jan 16, 2017

A new Canadian study shows no relationship of cognitive deficits or diagnosis of hypothyroidism with fluoride in drinking water. This work is important because it counters the claims made by anti-fluoride campaigners. While the campaigners cite scientific studies to support their claims, those studies are usually very weak, or irrelevant because they involve areas of endemic fluorosis where drinking … Read More

Fluoridation: New scientific review of fluoride and oral health - Open Parachute

Ken Perrott Jan 11, 2017

Want to get up to date on  research about community water fluoridation (CWF) and the effects of fluoride in dental health in general? Have a read of this new review. It’s published in a special issue of Community Dental Health devoted to the WHO approach to the prevention of dental caries through the use of fluoride. And is also … Read More

GM crops and herbicides: time to reassess risk assessment methods - Guest Work

Guest Work Jan 11, 2017

by Professor Jack Heinemann New studies published by Nature’s journal Scientific Reports are questioning the basis of how to determine the safety of products used in agriculture and at home. The first of these featured reports is on the application of ‘omics’ techniques to a long familiar GM maize line called NK603. The second featured report is on the … Read More

Anti-fluoride IQ claims are false - Open Parachute

Ken Perrott Jan 06, 2017

Anti-fluoridation campaigners’ claims that community water fluoridation reduces IQ are simply false. That is the conclusion of  Alex Kasprak – and he says why in his new Snopes.com article (see Fact Check -Fluor-IQ). Snopes.com tackles fluoridation claims. These days anti-fluoridation activists use this claim as their main argument – and they often cite scientific articles to back it up. Read More