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Do weighted blankets work for anxiety? Here’s what the evidence shows

Posted 03 September 2025

Craig Jackson: Professor of Occupational Health Psychology, Birmingham City University

The Conversation

They have been promoted as a remedy for anxiety and sleeplessness, with celebrities and influencers swearing by their calming effects. Weighted blankets – heavy throws filled with glass beads or plastic pellets – have gone from a niche therapeutic tool to a mainstream wellness must-have, promising better sleep and reduced stress for anyone struggling to unwind.

But do they deliver on these bold claims, or are we simply paying premium prices for an expensive placebo?

Occupational therapists have used weighted blankets since the 1970s to help children with autism and adults with sensory processing disorders. They became commercially available in the 1990s, but remained largely within special needs communities.

That changed dramatically in recent years when companies began targeting what they call the “casually anxious” – essentially, anyone struggling with modern life’s stresses. The … Read the rest

Evidence for 16 “natural therapies”

Posted 16 April 2025

In 2024, the Australian Department of Health and Aged Care embarked on a review of the evidence for 16 “natural therapies”, including an update on the 2015 review of the evidence for homeopathy, which had been questioned. The Commonwealth Ombud response to that complaint, reported in 2023, is below.

The Natural Therapies Review 2024 was published on 27 March 2025 and can be accessed at https://www.health.gov.au/sites/default/files/2025-03/natural-therapies-review-2024-report-and-recommendations.pdf.

Individual reports are at:
* Alexander Technique – https://www.health.gov.au/resources/publications/natural-therapies-review-2024-alexander-technique-evidence-evaluation?language=en

* Aromatherapy – https://www.health.gov.au/resources/publications/natural-therapies-review-2024-aromatherapy-evidence-evaluation?language=en

* Bowen Therapy – https://www.health.gov.au/resources/publications/natural-therapies-review-2024-bowen-therapy-evidence-evaluation?language=en

* Buteyko – https://www.health.gov.au/resources/publications/natural-therapies-review-2024-buteyko-evidence-evaluation?language=en

* Feldenkrais – https://www.health.gov.au/resources/publications/natural-therapies-review-2024-feldenkrais-evidence-evaluation?language=en

* Homeopathy – https://www.health.gov.au/resources/publications/natural-therapies-review-2024-homeopathy-evidence-evaluation?language=en

* Iridology – https://www.health.gov.au/resources/publications/natural-therapies-review-2024-iridology-evidence-evaluation?language=en

* Kinesiology – https://www.health.gov.au/resources/publications/natural-therapies-review-2024-kinesiology-evidence-evaluation?language=en

* Naturopathy – https://www.health.gov.au/resources/publications/natural-therapies-review-2024-naturopathy-supplements-evidence-evaluation?language=en and https://www.health.gov.au/resources/publications/natural-therapies-review-2024-naturopathy-supplements-evidence-evaluation?language=en

* Pilates – https://www.health.gov.au/resources/publications/natural-therapies-review-2024-pilates-evidence-evaluation?language=en

* Reflexology – https://www.health.gov.au/resources/publications/natural-therapies-review-2024-reflexology-evidence-evaluation?language=en

* Rolfing – https://www.health.gov.au/resources/publications/natural-therapies-review-2024-rolfing-evidence-evaluation?language=en

* Shiatsu – https://www.health.gov.au/resources/publications/natural-therapies-review-2024-shiatsu-evidence-evaluation?language=en

* Tai chi – https://www.health.gov.au/resources/publications/natural-therapies-review-2024-tai-chi-evidence-evaluation?language=en

* Western herbal medicine – https://www.health.gov.au/resources/publications/natural-therapies-review-2024-western-herbal-medicine-evidence-evaluation?language=en

* Yoga – https://www.health.gov.au/resources/publications/natural-therapies-review-2024-yoga-evidence-evaluation?language=en

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Does Added Protein Really Enhance The Nutrition of Your Food?

Posted 07 April 2025

The Conversation

Protein intake dominates fitness advice. Whether you want to build muscle, improve your fitness or watch your weight, the common advice handed out by everyone from fitness influencers to doctors is that we need more protein.

But while protein does play an essential role in maintaining our muscle mass and overall health, all this increased attention on the importance of protein in the media and fitness circles has sparked a surge in products marketed specifically for their protein content.

Some chocolate bars, ice cream, pizza, coffee, and even alcoholic beverages now market themselves as protein foods.

But our enthusiasm for protein might have gone too far. While protein is certainly important for our health, most of us don’t need these protein-enhanced foods as a regular feature in our diet.

Not to mention that this marketing may lead to a ‘halo Read the rest

Foot Detox Bath – How does this scam work?

Posted 27 January 2025

I ran across an ad for what may be the single lamest quack product I’ve seen. It’s not the “worst” in that unlike some others it won’t harm you. But the Ion PureTM Detox Foot Bath is so incredibly stupid and easy to disprove using simple chemistry . . .

Read

Read the rest

Homemark Aragan Secret Nail Treatment Oil

Posted 20 December 2024

Homemark submitted several documents to the ARB, along with an explanation why it believes that these documents substantiate the claims that this product is making.

After considering the substantiation, the ARB was not willing to accept the 2014 report from “Dr M Burnstein Research & Development” as substantiation for efficacy claims previously ruled against.

And significantly, there is very little aragan oil in this product!

Decision of the ADVERTISING REGULATORY BOARD

Advertiser: Homemark (Pty) Ltd
Consumer/Competitor: Consumer
File reference: 3392 – Homemark Aragan Secret Nail Treatment Oil
Outcome: New substantiation not accepted
Date: 20 November 2024

The Directorate of the Advertising Regulatory Board has been called upon to consider new substantiation submitted by the Advertiser in this matter.

Background to the dispute

In 3392 – Homemark Aragan Secret Nail Treatment Oil (6 September 2024), the Directorate ruled that the Advertiser did not provide any evidence … Read the rest

New video shows 19th-century quackery

Posted 19 December 2024

A new 12-minute video describes “false or unproven claims of cures using strange ingredients or bizarre materials, often with dire consequences for the end user.” The products included arsenic-laden soaps/cosmetics, radium toothpastes/cosmetics, asthma cigarettes, Dr. Williams’ Pink Pills for Pale People, Pond’s Tampons soaked in opium, cocaine cocktails such as Mariani wine, Clark Stanley’s Snake Oil, and high-heeled orthopedic shoes.

Retro Group. History of medical quackery vintage practices selling false hope. YouTube, Oct 22, 2024

Read the rest

Harms of “alternative medicine” summarized

Posted 19 December 2024

Dr. Edzard Ernst, an emeritus professor at the University of Exeter, has described several categories of harm caused by so-called alternative medicine (SCAM).

Reference: Ernst E. The harm of so-called alternative medicine. Skeptical Inquirer, 48(6):56-57

They include:

  • direct harm by SCAM therapies such as chiropractic spinal manipulation, acupuncture, and herbal medicine
  • harm such as missing a serious diagnosis or giving false positive diagnoses caused by SCAM diagnostic techniques that haven’t been validated
  • harm caused by SCAM practitioners recommending subpar treatments, offering poor advice, diagnosing conditions that don’t exist, or exaggerating the importance of everyday health impairments
  • harm caused by the industry by leading consumers to misspend their money and by endangering species through the exploitation of natural resources
  • harm caused by unreliable research that undermines trust in science
  • harm caused by fallacious notions, such as “nature knows best,” that undermine rational thought

Ernst concluded:

As … Read the rest

Homemark Ultrasonic Pest Plug / Pest Magic

Posted 13 December 2024

Homemark submitted new ‘evidence’ (substantiation) to argue that the claims for their product, Pest Magic, was true.

The ARB interrogated the substantiation, and concluded:

Accordingly, the Directorate cannot accept the new substantiation, and the claims previously held to be unsubstantiated remain, at this time, unsubstantiated and in breach of Clause 4.1 of Section II of the Code.

Furthermore:
The Complainant noted that this product is advertised as an “Ultrasonic Pest Repeller”. Ultrasonic devices emit sound. Mr Nusser, however, referred to the product as an “Electromagnetic Pest Control” device. Electromagnetic devices do not emit sound. This contradiction alone implies that the Advertiser is misleading consumers about the nature of the product.

A quick dictionary, or even Google search, would show that “ultrasonic” refers to high sound wave frequencies (too high for humans to hear), whereas “electromagnetic” refers to electronic particles and magnetic charges between them that Read the rest

Multivitamins promise glowing skin, better sleep and a longer life. But who do supplements really benefit?

Posted 05 December 2024

For healthy people, pills, patches and gummies just create ‘expensive urine’. But for those with nutrient deficiencies, vitamin supplements have clear benefits

The Guardian

Donna Lu Wed 4 Dec 2024 14.00 GMT

Supplements are no cottage industry: an estimated third to nearly half of Australians regularly take vitamins or minerals.

Hawked by the likes of the Kardashian-Jenner clan, vitamin gummies have in recent years found popularity among millennials and zoomers, who are more receptive to supplements in the form of “powders, liquids and gummies” than older generations. Gwyneth Paltrow’s Goop – no stranger to dubious health trends – sells its own line of such supplements.

On TikTok, influencers who shill multivitamin gummies – and more recently, vitamin patches resembling cutesy, colourful stickers or fine line tattoos – promise glowing skin, lush locks, energy boosts and better sleep. But if it’s real health benefits you’re after, you’re … Read the rest

Harms of “alternative medicine” summarized

Posted 14 November 2024

Dr. Edzard Ernst, an emeritus professor at the University of Exeter, has described several categories of harm caused by so-called alternative medicine (SCAM).

They include:

  • direct harm by SCAM therapies such as chiropractic spinal manipulation, acupuncture, and herbal medicine
  • harm such as missing a serious diagnosis or giving false positive diagnoses caused by SCAM diagnostic techniques that haven’t been validated
  • harm caused by SCAM practitioners recommending subpar treatments, offering poor advice, diagnosing conditions that don’t exist, or exaggerating the importance of everyday health impairments
  • harm caused by the industry by leading consumers to misspend their money and by endangering species through the exploitation of natural resources
  • harm caused by unreliable research that undermines trust in science
  • harm caused by fallacious notions, such as “nature knows best,” that undermine rational thought

Ernst concluded:

As the benefits of SCAM are often only marginal or entirely absent, even relatively … Read the rest