Did you mean *humus?*
If you are referring to “mushroom infections” on human beings, the good news is this is science fiction. The types of fungi that infect humans don’t produce the long thread-like hairs you’re asking about.
If you meant *humus*, or the broken down once-living stuff in top soil, mycelium wound up through all that tighter them my ex-girlfriend with the JV football team. Fungus digests and breaks down complex stuff, like a leaf, and turns produces the stuff other plants need to survive.
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