Well this only happens on the left side of my body. It's like it almost feels like some is touching a spot on my left cheek, and the. It'll go away after a few seconds, or if I touch it, it'll go away instantly. I can also feel it in my left hand and fingers, as well as my left foot and toes. With my fingers and toes it feels like my toe is curling, but clearly isn't. Or it'll feel like my finger is curling, but clearly isn't. Or like someone is touching them. I'm worried about a brain tumor, although I don't have any other symptoms and no headaches (although I know you can have a brain tumor without a headache). All of these "sensations" typically go away after a few seconds to minutes or when I touch or move that area of the body. I also want to note I had a ct scan of my brain in jan 2012, so just over two years ago.