Interesting thing: the mpox vaccine offers some protection against smallpox.<p><a href="https://www.cdc.gov/vaccines/hcp/vis/vis-statements/smallpox-monkeypox.html" rel="nofollow">https://www.cdc.gov/vaccines/hcp/vis/vis-statements/smallpox...</a><p>There has not been any smallpox vaccination generally available to US citizens for a while before this (you could get one if you were traveling to Somolia, but otherwise zip).