This study investigates the impact of Covid 19 on small and medium sized businesses in Nigeria. It explores the emerging market trends and the effects of the pandemic on the Nigerian economy. The study aims to articulate the concept of Covid 19, assess the changes in the trend of small and medium businesses, examine the effect on the working of the business in the Nigerian market, and recommend measures to reduce the impact of Covid 19. The research questions focus on the concept of Covid 19, the trend and changes in trend for small and medium sized businesses, and the effect of Covid 19 on the operations of these businesses in the Nigerian market.