Guillain-Barre Syndrome (GBS) is a rare autoimmune disorder in which a person’s own immune system mounts an inflammatory response and causes damage to his or her peripheral nerves.

Shoulder Injury Related to Vaccine Administration (SIRVA)

SIRVA is shoulder pain after vaccination caused by the vaccine injection itself.

Anaphylaxis is a severe, sometimes life-threatening, allergic reaction that affects the whole body.