Hand sanitizer is simply not as effective against norovirus as it at killing other pathogens due to the virus's firm shell, ...

He says the ... the current spike in cases. U of T News spoke with Lee about how norovirus spreads, how to protect yourself and your loved ones and why alcohol-based sanitizers are ineffective.

The CDC is tracking a rise in norovirus cases all over the United States ... thoroughly and washing your hands often. Hand sanitizer does not work against norovirus.