1. Purchase a SIM card if your carrier requires one. In order to activate your used phone, you will need to insert a SIM card for your plan. 1  Unless the device has been unlocked, it can generally only be activated on the same carrier it was originally activated on.
Whooping cough causes severe coughing spells, which can sometimes end in a whooping sound when the child breathes in. Before a vaccine was available, pertussis killed about 9,000 people in the United States each year. Now, the pertussis vaccine has reduced the annual number of deaths to less than 20.
Pertussis Symptoms, Causes, and Risk Factors. Pertussis is very contagious. People who are unimmunized and or living in the same household as an infected individual are at highest risk for infection. Symptoms can vary among the various age groupsâfrom coughing associated with a whooping sound to vomiting after a coughing spell.