https://www.mercurynews.com/2020/03/06/coronavirus-who-addresses-myths-on-eating-garlic-and-taking-hot-baths-to-combat-covid-19/

Social media is percolating with myths on how to prevent coronavirus, or COVID-19, infection. The World Health Organization (WHO) now has a page dedicated specifically to myth-busting.

Taking a hot bath does not prevent coronavirus.