The media tends to focus on rare and dramatic events. When a certain disease receives repeated coverage in the press, people tend to focus on it and perceive it as a real threat. This raises concerns regarding how people view their own health
The news media coverage of infectious diseases makes them seem much worse than they really are. For example the Ebola outbreak was made to seem much worse than it was. People feared catching the virus but very few people did. So in conclusion news coverage of infectious diseases just scars us and makes the disease seem like a terrible plague
The dog littered, which means she had puppies. A group of puppies is called a litter. Littering normally means putting garbage down in a public outside area, or making a mess in a nature-related facility.