They think i might have sjorghens disease, is that bad? and i'm vitamin d deficient, i'm alway tired could that black of vitamin d or the sjorghens disease?

Dry eyes dry mouth: Your eyes may burn, itch or feel gritty — as if there's sand in them. Your mouth may feel like it's full of cotton, making it difficult to swallow or speak. Some people with sjogren's syndrome also experience one or more of the following: joint pain, swelling and stiffness swollen salivary glands .Your ears skin rashes or dry skin vaginal dryness persistent dry cough prolonged fatigue.