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Microplastics and nanoplastics have been found throughout the human body – how worried should we be?
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Researchers reviewing the latest evidence note that nanoplastics have been detected in human brain, lungs, arteries, semen, and placenta, raising urgent questions about health risks, though the full extent of harm from these body-wide accumulations remains poorly understood.
Nanoplastics have been found in the brain, lungs, arteries, semen and placenta. But the harms are still unknown.
More Papers Like This
Microplastics are everywhere — we need to understand how they affect human health
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Researchers highlight that microplastics are now accumulating in human organs and tissues, and urgently call for deeper scientific investigation into what this means for human health — as the particles are virtually everywhere but their biological effects remain poorly understood.
Microplastics are everywhere — but are they harmful?
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Microplastics are now found in marine animals and the human body, prompting scientists to urgently investigate their potential health effects. While ubiquity is established, the extent of harm to human health remains an open and actively researched question with significant public health implications.
How Microplastics Affect Our Bodies
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Researchers reviewed the pathways by which microplastics smaller than 5 mm enter the human body, summarizing growing evidence that these particles—invisible to the naked eye—pose meaningful health risks beyond their well-documented effects on aquatic ecosystems.
Are microplastics bad for your health? More rigorous science is needed
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Researchers and science journalists assess the state of evidence on microplastic health risks, noting that tiny plastic particles have been detected even in the human brain, but cautioning that the quality of scientific findings varies widely and that more rigorous research is needed before firm health conclusions can be drawn.
Microplastics in human body: a narrative on routes of exposure to contamination and potential health effects
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Tiny plastic particles from our environment and food are getting into our bodies through eating, drinking, and breathing, and this review of existing research shows they've been found in organs like the liver, heart, and lungs. Scientists are concerned that as these particles build up over time, they may cause cell damage, inflammation, and stress on the body, though more research is still needed to fully understand the long-term health risks. The takeaway: microplastic exposure is nearly impossible to avoid completely, but reducing contact with plastic packaging and products may help limit how much ends up in your body.
Research digests by email
When a large batch of papers lands in the Atlas, we read through it and send a short write-up of what stood out.