My stomach is not right!?

I had diarrhea two days ago after eating wings that night before.I had two stools within a hour that next morning after eating the wings.I have been tired the last few days my shoulders feel stiff and my head feels sore my heat feels like its working double time.I also have been having a lot of gas and bruping.What's wrong with me and what should I do? SN:i have had some kind of stomach sickness like 4 times in the last 6 months