A Vaccine Patch Could Someday Be An Ouchless Option
Scientists around the world are working on a way to inject vaccines painlessly. The trick is to make the needles so small. they don't interact with the nerve endings that signal pain.
It's the rare individual who actually looks forward to getting jabbed with a needle, even if what's in the needle can protect them from a serious disease such as COVID-19.
But several teams around the world are working on a way to inject a vaccine without the ouch. The trick is to make the needles small. Really small. So small they don't interact with the nerve endings that signal
