Frankly, to me it sounds a bit excessive to worry about such things. We live in a very sterile society to start with, so I see no reason to take any extra preca

Frankly, to me it sounds a bit excessive to worry about such things. We live in a very sterile society to start with, so I see no reason to take any extra precautions. I wash my own hands and don't think what others are doing with theirs.