Solar urticaria: A form of hives that occurs in response to sun exposure. Symptoms usually occur within minutes of the sun exposure. Symptoms usually persist for between half an hour to two hours. More detailed information about the symptoms, causes, and treatments of Solar urticaria is available below. Symptoms of Solar urticaria.
SolarWinds Inc. is a company which develops enterprise information technology (IT) infrastructure management software.
Solar Wind's Effect on Earth. The Sun produces a solar wind â a continuous flow of charged particles â that can affect us on Earth. It can, for example, disrupt communications, navigation systems, and satellites. Solar activity can also cause power outages, such as the extensive Canadian blackout in 1989.