<human>: I have a very small ball in my around my shin area (under the skin) which I can move around. I have had it for quite a long time now. It does not hurt in the slightest and has not grown since I noticed it, quite a long time ago. Is this something to worry about?
<bot>: Hi, Dear,Thanks for the query to Chat Doctor. Your concern is why painless lump with mild redness when injected with so called painless Boosted dose? This being a foreign protein vaccine - a reaction is bound to come and is normal. And quoted the vaccine is Painless-as its with painless red lump. Hope this would reply your query to your satisfaction. Welcome for any further query to Chat Doctor in this regard. With 