Summary:
- Israeli researchers have helped develop a COVID-19 vaccine in the form of a nasal spray, which could provide a needle-free alternative to traditional injections.
- The nasal spray vaccine is currently in clinical trials and has shown promising results in terms of inducing a strong immune response and being well-tolerated.
- If approved, the needle-free vaccine could make it easier to administer the COVID-19 vaccine, especially to children and those who are hesitant about needles.