Chronic fatigue syndrome (CFS) and fibromyalgia (feye-broh-meye-AL-juh) (FM) are not autoimmune diseases. But they often have symptoms of some autoimmune disease, like being tired all the time and pain. 1  CFS can cause you to be very tired, have trouble concentrating, feel weak, and have muscle pain.2  FM is a disorder in which pain or tenderness is felt in multiple places all over the body.verall, autoimmune diseases are common, affecting more than 23.5 million Americans. They are a leading cause of death and disability. Yet some autoimmune diseases are rare, while others, such as Hashimoto's disease, affect many people.
PDT starts at 2 AM on the second Sunday in March each year, turn the clock 1 hour forward to 3 AM at that time. PDT ends at 2 AM on the first Sunday of November each year, turn the clock 1 hour back to 1 AM at that time.
1 PDT = Pacific Daylight Time = fixed to UTC-7. 2  PST = Pacific Standard Time = fixed to UTC-8. 3  PT = Pacific Time = a general reference to the time zone, which alternates between PDT and PST depending on the time of year.