Mosquitoes can vaccinate you.

Now you don't have a choice.

Mosquitos can vaccinate you against your will now. A hive of genetically modified mosquitoes effectively vaccinated a human against malaria in a National Institute of Health-funded trial of the insects' ability to innoculate. The hundreds of mosquito bites provided enough antibodies to last a few months.

https://www.thegatewaypundit.com/2022/09/planning-vaccinating-masses-will-nih-use-box-genetically-modified-mosquitoes-vaccinate-study-patients/