Nigeria is currently battling another serious public health threat popularly referred to as the “rat disease.” Scientifically, this disease is known as Lassa fever—a viral infection transmitted primarily by rodents, especially the Mastomys rat. Following recent outbreaks across multiple states, including Bauchi, Ondo, and Edo, health authorities are raising urgent concerns about its spread and impact. 🐀 What Is the Mastomys Rat Disease? The so-called “rat disease” is caused by the Lassa virus, carried by the multimammate rat (Mastomys natalensis). Humans become infected mainly through exposure to contaminated food, surfaces, or household items. Unlike many diseases, Lassa fever is endemic in Nigeria, meaning it occurs every year, with peak periods between October and May. 📊 Current Situation in Nigeria (2025–2026) * Thousands of suspected cases have been reported across multiple states * Hundreds of confirmed infections annually * Fatality rates can exceed 15–18% in severe cases...