Does PFAS exposure cause heart rhythm problems in adults?

The connection between your home and your heart

Your heart relies on precise electrical signals to keep a steady rhythm. A 2026 study published in Environmental Science & Technology found that PFAS exposure causes heart rhythm problems in adults by disrupting these signals. Researchers analyzed 3,450 adults and discovered that higher levels of these chemicals in the blood were tied to significant electrocardiographic (ECG) abnormalities, specifically affecting how the heart depolarizes and repolarizes.

The study, which you can read here, identified specific compounds like 6:2 Cl-PFESA and various long-chain PFAS as major contributors to these electrical shifts. These aren't just minor fluctuations. The data shows a near-linear relationship: as your chemical burden increases, so does the likelihood of both minor and major cardiac electrical dysfunction.

Take control of your environment

PFAS are known as forever chemicals because they don't break down. They are in our nonstick pans, our water-resistant fabrics, and our food packaging. You cannot avoid them entirely by simply changing your diet. You have to remove the sources from your living space.

Start by auditing your kitchen and laundry room. If you are using nonstick cookware that is flaking or water-resistant gear that feels waxy, you are likely introducing these compounds into your home daily. It is time to swap these out for safer materials like stainless steel, glass, or untreated wood. We have curated a range of non-toxic home alternatives to help you replace these persistent hazards with materials that don't compromise your health.

Source: Jiang N, Cheng B, Chen H, Shao G, Zhang P (2026). Environ Sci Technol.