Losing my mind!

Ashley
So today while im at work i have forgotten my other coworkers names and i for sure thought that i was done ringing up a customer and i rung up someone else's stuff with it and then i realized i had messed up i have messed up at least 5 times i usually dont i work at a save a lot grocery store my manager told me i need to watch what im doing and quit messing up but i cant help it i dont feel like myself i feel different. Idk girls im just really forgetful.