.Mpox (monkeypox).elombatd@who.int.Tue, 20/08/2024 – 09:08.Learn more about Mpox (monkeypox) Mpox (monkeypox) is a contagious health condition caused by the monkeypox infection. It can trigger a painful breakout, enlarged lymph nodes and also high temperature. Most people fully recoup, yet some receive really unwell.