The world is in the midst of the deadly Covid-19 pandemic . An increment in the numbers of daily cases around the world is terrifying. The researchers are working hard and round the clock to find a vaccine to this deadly virus. A number of vaccines are going through different phases. Let us learn about various vaccines in making and when can we expect one. WHAT IS A VACCINE? A vaccination is a kind of medicine which trains the immune system to fight a disease or germ. It prepares the body to make antigens or antibodies. A vaccination is generally administered through needles. A vaccine can take upto 10 years to develop and to be ready to use for public. Why do we need a vaccine? The only way for life to get back to normal and the only way to bring an end to this imbroglios disease is a Vaccine. A vaccine will teach our bodies to fight the infection and prevent our body to catch Covid-19 and make it less dangerous. What are the different stages of vaccine developm...