Each of our brains are swimming in enough microplastics to make a plastic spoon — that's the alarming discovery scientists made earlier this year. Since then, medical researchers have been scrambling to understand how that could affect our neurological health. Now we may have an idea — and it's pretty foreboding. New research comprising four papers published in the journal Brain Medicine suggests that microplastics could be contributing to rising rates of depression, dementia, and other mental health ailments.  The culprit, they found, for exposing us to these brain-invading microplastics are ultra-processed foods, or junk food, which make up a […]