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.
how long do spekaers last? JBL L100= 25yeas old, and are just plain flat out balls to the walls exsesslivey loud, great, slammin' rock spekaers, but also highly detialed and real nice at medium volumes and lower volumes for critical listening, very nice speaker