Mpox (formerly known as monkeypox) carries a relatively long contagion period, especially compared to COVID-19.

Experts say understanding how long the virus can last is imperative to preventing transmission.

People usually develop a rash or lesions one to four days after.

monkeypox testing

Verywell Health / Laura Porter

The lesions will scab and fall off over time.

Verywell Health / Laura Porter

How Is Mpox Spread?

Mpox can spread in a number of ways:

How Long Would You Stay Infectious?

But not everyone is capable of isolating for weeks at a time.

If possible, remain in isolation for the duration of the illness.

Centers for Disease Control and Prevention.Monkeypox signs and symptoms.

Center for Disease Control and Prevention.Monkeypox: how it spreads.

Centers for Disease Control and Prevention.Isolation and prevention practices for people with monkeypox.