Microplastics are ubiquitous in our daily lives: in packing materials, clothing, personal care products, even tire dust on the streets. Thanks in large part to plastic containers and packaging for food and drink, ingestion is the main source of exposure to microplastics. And as those swallowed particles work their way through the digestive tract, they can have serious implications for gut health, including inflammatory bowel disease. A Mount Sinai researcher is working to learn more.