Acetaminophen, Key Ingredient in Tylenol, May Affect Heart Function: Study

New research in mice finds acetaminophen may disrupt heart pathways linked to energy, antioxidants, and protein breakdown.
Acetaminophen, Key Ingredient in Tylenol, May Affect Heart Function: Study
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The daily backache medication that you’ve been popping may be doing more harm than good.

A new study suggests that one of the world’s go-to pain pills, acetaminophen, can trigger unhealthy changes in heart tissue—even at standard adult dosages long considered perfectly safe. Acetaminophen is the active ingredient in Tylenol and many other painkillers.

George Citroner
George Citroner
Author
George Citroner reports on health and medicine, covering topics that include cancer, infectious diseases, and neurodegenerative conditions. He was awarded the Media Orthopaedic Reporting Excellence (MORE) award in 2020 for a story on osteoporosis risk in men.
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