Viral infectionsPosts and articles about Viral infectionsCommunityDoes Shiitake mushroom extract kill HPV? Is it possible to take Shiitake mushroom for human papillomavirus (HPV)? My dad has the virus, and he only wishes to take natural medication. CommunityCan Reishi Mushrooms assist in the treatment of viral infections?How effective are these mushrooms at treating different viral infections?CommunityHow can you tell if you have a bad immune system?Is there a way to tell at home, or would I have to go to a doctor to get tests?