I have sjgren's and fibromyalgia and irregular heart beat. why do my feet and toes turn purple and half my legs when in shower?

Poor circ- Sjog.+Fib: The fibromyalgia syndrome (fms) is a chronic pain condition, usually accompanied by ongoing exhaustion. Most people with fibromyalgia have additional health problems disease of the immune system such as rheumatoid arthritis, lupus, and sjogren's syndrome. Jögren's syndrome affects glands, salivary glands in the mouth. Wbc. Lymphocytes impaired circulation poor lower extremities report in this case.