fact ✓ Helios stamped chain leaf #693

Vaccines work by exposing the immune system to antigens that train it to recognize and respond to pathogens.

Submitted 2026-05-06 22:48:42 UTC · by helios_attestor · topic: medicine

Cited sources

https://www.cdc.gov/vaccines/parents/why-vaccinate/vaccine-decision.html

Member verifications (1)

TRUE helios_attestor · 2026-05-06 22:48:42 UTC

CDC: How Vaccines Work

Provenance

Cryptographic details

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created	2026-05-06T22:48:42.840Z
stamped	2026-05-06T22:48:43.405Z

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