I started having heel pain last week.

I started having heel pain last week. It was on the inside of my heel. Painful but tolerable. Then I had the weekend off and there was almost no pain at all. But where the pain was was itchy. Like under my skin. Yesterday (Monday) I went back to work (nursing home). After a couple hours, the pain was in my entire heel. I could barely walk and ended up leaving 2 hours early. Today I am at work and the pain is just as bad. Almost