Philip Landrigan, an epidemiologist and pediatrician from Boston College, discusses the alarming prevalence of microplastics and their potential harm to human health. He explains how these tiny particles can infiltrate our bodies, highlighting their links to cardiovascular diseases. The conversation delves into the inefficacy of recycling practices and what steps individuals and governments can take to mitigate exposure. Landrigan emphasizes the need for urgent research and systematic changes to combat plastic pollution for a healthier future.