Huh?
All that 'stuff' was already inside my body!
How does being now on the outside tend to make it worse?
Have you ever seen what happens when you put a bacterium in an agar plate?
That’s happening in your mask.
That’s why masks are only worn short term in a hospital and are changed out every 90 minutes in the surgery room.
No one in medicine wears the same mask all day. No one.