Many of us are often suffering from fever, cough, chills, body aches, etc. almost several times a year.  In most cases, these symptoms are caused by common colds and flues. The recent outbreak of COVID-19 has affected millions of human populations around the world. Some symptoms of this deadly disease also match with colds and flues. If some of those common symptoms are found in a human body, it becomes quite difficult for even health professionals to understand whether that individual has caught cold or flu or COVID-19 without any blood test. However, in the current situation, the health service has been experiencing huge pressure in many countries including Bangladesh. Read this article to better understand the signs, and symptoms of COVID-19, cold, and flue.