pneumonia may be contagious. though not usually easily spread pneumonia may be transmitted through the infected individual's sneezing and coughing activity. pneumonia may be caused by viruses bacteria or breathing in fungi spores. a healthy individual may catch a cold from the pneumonia suffer but not contract pneumonia themselves. individuals with a compromised immune system the elderly or those with preexisting lung disease are much more likely to catch pneumonia from another person. in these individuals the pneumonia vaccine is recommended as this illness can be very serious and even life threatening.
is pneumonia contagious?