Our Companies. The Main Street America Group was established in 1923 with the founding of National Grange Mutual Insurance Company (NGM), which was created to provide affordable insurance coverage to Grange Fraternity members in New Hampshire.
Autoimmune progesterone dermatitis: Introduction. Autoimmune progesterone dermatitis: A skin rash that appears to be a result of the body's immune reaction to progesterone. As progesterone production is linked to menstrual cycles, the rash occurs usually in the week before menstruation until a few days after menstruation starts.
What are the symptoms of rheumatoid arthritis? Rheumatoid arthritis (RA) is an autoimmune disease with symptoms that can be caused in part by inflammation. RA symptoms can vary from person to person, including: Joint pain, swelling and stiffness. Fatigue and muscle pain.