By Priyanjana Pramanik, MSc. Reviewed by Susha Cheriyedath, M.Sc. Jul 8 2025 New research reveals dangerous levels of mercury and arsenic in local fish, raising urgent concerns for child health and food safety in Ghana’s Keta Lagoon communities. Study: Cancer risk from heavy metal contamination in fish and implications for public health . Image Credit: schusterbauer.com / Shutterstock In a recent article published in the journal Scientific Reports , researchers assessed levels of heavy metal