Zona

Zona is a disease caused by a virus that used to cause chickenpox reactivation when the immune system is weakened. Photo: Thanh Thanh

Risk of herpes zoster in elderly people with chronic diseases

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Zona is a disease caused by a virus that once caused chickenpox reactivation when the immune system is weakened, especially in people over 50 years old, with chronic diseases, the risk of disease is high.