There is no way to predict how long PHN will last ... Shingles can only occur if someone has had chicken pox. Shingles is not ...

Here's what you need to know about when mono is considered contagious and how it spreads. How long is mono contagious? Mono is characterized by a fever, sore throat, swollen lymph nodes and ...

But an active shingles rash is highly contagious to other people until the blisters dry up and scab over. If someone who’s never had chickenpox comes in direct contact with the rash, they may ...

Reporting Side Effects If you have side effects or adverse events from the shingles vaccine, the CDC recommends reporting ...