Introduction Since its emergence in late 2019, the SARS-CoV-2 virus — the cause of COVID-19 — has continued to evolve. Each new variant brings changes in how the virus spreads, how sick it makes people, and how well vaccines or treatments work. While the worst phases of the pandemic have passed, COVID-19 remains a global health concern, particularly as new variants emerge. As of mid to late 2025, the global health community is closely monitoring several current COVID-19 variants that differ from previous strains. This article explores the latest variants, how they are spreading, what symptoms they cause, and their…