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The Covid-19 pandemic started by the SARS-CoV-2 virus from China hit different parts of the world and caused till now the first, second and third waves at different time periods from March 2020 to December 2022. Virus variants emerged to cause these waves with altered behaviour and severity of the disease and difficulty in the management of the pandemic. An unexpected upsurge happened during these waves due to social reasons and policies. In this article, we discuss the variations in the waves from a few geographic locations which will give us a better understanding of regional effects and precautions needed for the future.