The Hidden Dangers of Smartwatch Bands
Apple and Samsung, two of the largest tech companies in the world, are facing class-action lawsuits over their smartwatch bands. The concern? Certain models contain PFAS, also known as “forever chemicals.” These toxic compounds have been linked to hormone disruption, immune dysfunction, and even long-term health risks like cancer.
What Are PFAS?
PFAS (per- and poly-fluoroalkyl substances) are a class of synthetic chemicals widely used in consumer products for their water-resistant, oil-resistant, and nonstick properties. They’re found in everything from fast food packaging to nonstick cookware to stain-resistant fabrics. The problem? They don’t break down in the environment or in the human body.
Health Risks of PFAS Exposure
Research has linked PFAS exposure to a long list of health concerns, including:
• Hormone Disruption: PFAS can interfere with endocrine function, impacting everything from thyroid health to testosterone and estrogen balance.
• Immune Suppression: Studies have shown that PFAS exposure can weaken the immune system, making the body more susceptible to infections and chronic inflammation.
• Cancer Risk: PFAS have been associated with increased risk of certain cancers, particularly kidney, liver, and testicular cancers.
• Reproductive Harm: Prenatal exposure to PFAS has been linked to lower birth weights, developmental issues, and fertility problems.
The Lawsuit Against Apple and Samsung
Apple and Samsung are under legal scrutiny due to claims that their smartwatch bands contain undisclosed PFAS chemicals. The lawsuit specifically names Apple’s Nike Sport Band and various Samsung Galaxy smartwatch bands. The concern isn’t just that PFAS were found—it’s that these companies didn’t disclose their presence to consumers, leaving people unknowingly exposed to toxic materials.
How PFAS Can Enter the Body
Unlike water bottles or cookware, which involve intermittent exposure to PFAS, a smartwatch band presents a direct and continuous point of contact. The chemicals can enter the body through:
• Sweat and Friction: Heat and sweat can break down synthetic materials, allowing PFAS to leach out and absorb through the skin.
• Micro-Abrasions: Small cuts or scrapes (even those you can’t see) can provide an easy entry point for chemicals.
• Daily Wear and Tear: As the band degrades over time, it may release even more of these harmful compounds.
Safer Alternatives
If you have a synthetic smartwatch band, it’s time to swap it out for a safer option. The best alternatives include:
• Leather: A natural, breathable material that won’t leach toxic chemicals. Look for full-grain, vegetable-tanned leather rather than chemically treated versions.
• Stainless Steel: A durable and non-toxic alternative that doesn’t contain harmful coatings or plasticizers.
• Fabric Bands (without PFAS Coatings): Some companies make woven bands that are free from chemical treatments. Be sure to verify that the materials are truly non-toxic.
Reducing Daily Chemical Exposure
Most of us focus on detoxing our food, water, and personal care products, but what we wear daily matters just as much. A toxic watch band might seem like a small concern, but prolonged exposure to PFAS can add up over time.
References:
1. Swenberg, James A., et al. “Formaldehyde Carcinogenicity Research: 30 Years and Counting for Mode of Action, Epidemiology, and Cancer Risk Assessment.” Toxicologic Pathology, vol. 41, no. 2, Feb. 2013, pp. 181–89.
2. Bline, Abigail P., et al. “Public Health Risks of PFAS-Related Immunotoxicity Are Real.” Current Environmental Health Reports, vol. 11, no. 2, 2024, pp. 118–27.
3. Seyyedsalehi, Monireh Sadat, and Paolo Boffetta. “Per- and Poly-Fluoroalkyl Substances (PFAS) Exposure and Risk of Kidney, Liver, and Testicular Cancers: A Systematic Review and Meta-Analysis.” La Medicina Del Lavoro, vol. 114, no. 5, 2023, p. E2023040.
4. Szilagyi, John T., et al. “Perfluoroalkyl Substances (PFAS) and Their Effects on the Placenta, Pregnancy and Child Development: A Potential Mechanistic Role for Placental Peroxisome Proliferator-Activated Receptors (PPARs).” Current Environmental Health Reports, vol. 7, no. 3, Sept. 2020, pp. 222–30.
5. PFAS Lawsuits Involve Apple Watch Bands, Samsung Galaxy Watch Bands, and Hershey’s Chocolate Wrappers.” JD Supra, https://www.jdsupra.com/legalnews/pfas-lawsuits-involve-apple-watch-bands-8451962/.