Pro Living Keto Typical causes of this include infections, injuries and skin wounds , as well as inflammation . Erythema is then a sign of congestion that is created to increase blood flow. Along with blood, the cells of the immune system , molecules that transmit information about inflammation, as well as factors that facilitate healing and repair of tissue reach their destination .Skin damage manifested by erythema also occurs in the course of sunburns or other types of radiation (e.g. during radiation therapy ).Histamine is another factor that causes vasodilation (including in the skin) . http://billsschedulechallenge.com/pro-living-keto/