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Research, space and the environment

Science · page 16

What's happening to our rubbish?

As Scotland's recycling rate falls to its lowest level in five years, Kevin Keane looks at what happens to our rubbish.

BBC News · Oct 27
Perimenopause is everywhere. How do you know if you’re in it? - video

Perimenopause has become a hot topic, with celebrities sharing their experiences and doctors offering tips and advice online. But despite the benefits of growing awareness, a rising number of women are now encountering misinformation about treatments such as HRT. Madeleine Finlay hears from Dr Paula Briggs, a consultant in sexual and reproductive health, about why experts have raised the alarm. Science correspondent Nicola Davis gives the facts on symptoms, tests and treatments Continue reading...

The Guardian · Oct 27
Are seed oils unhealthy? Why are so many influencers speaking out against them? | Gideon Meyerowitz-Katz

Randomised trials of omega-6s do not show an increase in inflammation caused by the fatty acid Read more in the Antiviral series If you’ve been online lately, you’ve probably been bombarded with the discourse about seed oils. Once a completely innocuous food that no one really talked about, they have become the enemy of the moment. Robert F Kennedy Jr, the secretary of health and human services in the US, has called them “toxic” and vowed to act against them. There are countless activewear-clad influencers online saying that nothing harms your health more than these products. Which is odd, because the Australian dietary guidelines say seed oils are basically fine. You should limit them because they’re high in calories but otherwise there’s no major reason – according to the guidelines and most experts – why you should avoid them. As Prof Lauren Ball, director of the University of Queensland’s Centre for Community Health and Wellbeing, says: “There’s no convincing evidence that eating seed oils like canola or sunflower oil in normal dietary amounts harms our health. In fact, these oils contain unsaturated fats, which are generally beneficial for cardiovascular health.” Dr Jason Wu, a professor at the University of New South Wales, agrees: “The evidence base consistently points to health benefits of eating seed oils.” Continue reading...

The Guardian · Oct 27
The secret to slower aging may be hiding in your gut

The secret to aging more slowly may be hiding in your gut. Scientists discovered that certain gut bacteria are strongly linked to how quickly the body ages, with microbial differences accounting for about 15% of the variation in biological aging rates. Some bacterial species were associated with slower aging, while others were linked to accelerated aging.

Science Daily · Oct 27