Why is it hard to cure Common Cold? | #aumsum

It’s AumSum Time. Why is it hard to cure common cold? Because common cold wears an invisibility cloak. No. Firstly, there are more than 200 viruses which cause common cold. Now, developing 200 vaccines for 200 viruses is impractical. Secondly, developing a single vaccine for all 200 viruses is proving to be. Complex, time consuming and expensive as […]