Methods like molecular assays and immunoassays, as well as future advancements, are crucial to facilitate the process of avoiding big pandemics. For COVID-19, PCR and Antigen LFA tests were highly utilized as one of the main ways in preventing further infections. However, emphasis in point-of-care tests and artificial intelligence uses could combine the advantages of the current assays to create a more advanced one. With future investments, research and development, and advancements in the diagnostic industry, the globe will be better prepared for the next viral outbreak.