MS-DOS resulted from a request in 1981 by IBM for an operating system to use in its IBM PC range of personal computers. Microsoft quickly bought the rights to 86-DOS from Seattle Computer Products, and began work on modifying it to meet IBM's specification.
Complications from whooping cough can include weight loss, loss of bladder control, fainting, rib fractures from severe coughing, and pneumonia. A small percentage of adolescents and adults with whooping cough need to be hospitalized for their illness. In one study, 61% of adults with whooping cough missed work.
Symptoms of whooping cough may occur in three stages, especially in young children. Adults and older children may not follow this pattern of symptoms. In stage 1, symptoms are like those of a cold: 1  You sneeze and have a runny nose, a mild cough, watery eyes, and sometimes a mild fever.2  The symptoms last from several days to 2 weeks.3  This is when you are most likely to spread the disease.dults and older children may not follow this pattern of symptoms. In stage 1, symptoms are like those of a cold: 1  You sneeze and have a runny nose, a mild cough, watery eyes, and sometimes a mild fever. 2  The symptoms last from several days to 2 weeks. 3  This is when you are most likely to spread the disease.