A syringe may be small, but its impact is massive. Auto-disable syringes are proven tools that ensure safe and reliable vaccine delivery in lower-income countries. Making needle reuse impossible, these syringes are preventing the spread of blood-borne diseases like HIV and hepatitis B and saving lives in the process. And with exciting new innovative ways to deliver vaccines under development, we could have even more ways to ensure more people have access to lifesaving vaccines. Hear from public