Polycythemia can result from internal problems with the production of red blood cells. This is termed primary polycythemia. If polycythemia is caused due to another underlying medical problem, it is referred to as secondary polycythemia.
PMS can last 1-2 weeks. Premenstrual syndrome (PMS) is characterized by a number of symptoms related to a womanâs menstrual cycle. They occur a week or two before monthly menstruation begins, and ordinarily, they disappear at that time.
deloused Aug 22, 2016 8:50 AM (in response to Supergirl1965) They retain the logs permanently, and the content for about 10 days. 2. Re: How long does Verizon keep records of text messages? viller Aug 22, 2016 10:51 PM (in response to Supergirl1965) Verizon keeps complete conversations forever.