Fear of needles is, for part of the population, the main reason for not getting a COVID-19 vaccine. That fear is demonstrated by the fact that needleless techniques have been in development for more ...

In a recent study posted to the bioRxiv* preprint server, researchers examined the vaccination effects and local antigen expression efficiency of a needle-free vaccination technique involving ...

In preclinical tests, the resistance-sensing injector allowed researchers to more safely and effectively deliver drugs to the body. (Courtesy: Nature Biomedical Engineering) Researchers at Harvard ...

While getting shots or blood work isn't anyone's idea of fun, roughly 10 to 20 percent of American adults suffer from trypanophobia, the extreme fear of hypodermic needles and injections. This phobia ...

Jason Moore, an associate professor of mechanical engineering at Penn State, David Pepley, a doctoral student studying mechanical engineering, and Yichun (Leo) Tang, an undergraduate student studying ...