Shingles Vaccine: Side Effects, Eligibility, Age 50+, and How Often You Need It (UK Guide)
Shingles is a viral infection caused by the reactivation of the varicella-zoster virus, which also causes chickenpox. After a person recovers from chickenpox, the virus remains inactive in the nervous system and may reactivate later in life, particularly when the immune system weakens. This reactivation leads to shingles, a condition known for causing a painful…