A new study has found that microplastics are entering the human brain, with scientists estimating that an average individual could be harboring the equivalent of a plastic spoon full of plastic in their brain over time. The finding has serious implications regarding the long-term impact of plastic pollution on human health.
Researchers tested brain tissue samples and detected traces of microplastics in almost all instances, implying that the microscopic pieces of plastic can penetrate the blood-brain barrier—a natural barrier that should shield the brain from toxins. The consequences of this are extremely unsettling, as microplastic buildup may be connected to neurodegenerative illness, cognitive impairment, and brain inflammation.
The research points out that microplastics find their way into the body via tainted food, water, and even the air we inhale. Once they’re in, they circulate in the bloodstream, settling into essential organs, such as the heart, lungs, and even now, the brain. According to the researchers, exposure to plastic is becoming an inescapable health risk with the extensive application of plastic in everyday life.
Experts are urging immediate action to stop plastic pollution and study its long-term neurological impacts further. Meanwhile, they recommend cutting down on plastic use, using glass or metal containers, and filtering water to reduce microplastic consumption.