Hello~I, too, think it could mainly be due to stress
and anxiety, so many
anxiety symptoms cause people to fear MS. I have a blog that shares all the symptoms of anxiety, you can read it by going to my home page and clicking on the article.
Another possibility for the tingling, etc, could be pinched nerves or misplaced vertebrae in your spine, seeing a chiropractor might be beneficial as well. He/she will take some x-rays, study them, and discuss you what is wrong and a plan of action.