Good morning! I'm 34 weeks and 3 days along. I've started having pains…

Good morning! I'm 34 weeks and 3 days along. I've started having pains (a burning sensation under my breasts in the middle) and a bit lower. It burns and sometimes it itches. I don't know what to do. It's painful to sleep on my sides! Please advise what to do? Maybe I'm panicking for nothing?