So idk if I have a std

So for the past 2 days my labia has been very irritated and idk why, this has happened before but not tothis extent, and it doesn’t have any bad smell or unusual discharge, I think it looks a certain way but idk how it look normally? Any tips? 

A few pictures would give us more idea of what your condition might be. To upload pictures, make sure to post from either a tablet or a computer as a cellphone wouldn't give you direct option to upload media. See the attachment below👇