Mpox is a rare disease caused by infection with the mpox virus. Mpox virus is part of the same family of viruses as variola virus, the virus that causes smallpox. Mpox symptoms are similar to smallpox symptoms, but milder, and mpox is rarely fatal. Mpox is not related to chickenpox.
Clinical Considerations for Mpox in People Who are Pregnant or Breastfeeding
Clinical Considerations for Mpox in Children and Adolescents