.Mpox (monkeypox).elombatd@who.int.Tue, 20/08/2024 - 09:08.Learn more about Mpox (monkeypox) Mpox (monkeypox) is actually an infectious health condition triggered by the monkeypox infection. It can cause a very painful breakout, increased lymph nodules as well as high temperature. Lots of people fully recover, yet some get very sick.