According to the U.S. National Center for Health
Statistics, in 2005:1
More than 32 million people reported that they
had at one time been diagnosed with
Of those who were diagnosed with
asthma, more than 22 million reported that they still had it. Of these, about 6
million were children and 16 million were adults.
More than 12
million people reported having had an asthma attack during the previous 12
months. In other words, about 55% of the people who had asthma at the time of
the survey had had an asthma attack in the previous year.
In 2004, asthma caused 1.8 million visits to the hospital
emergency room for asthma. Children age 4 and younger had to go to the
emergency room the most often. In 2003, about 4,000 people died of
Allergy shots are one type of treatment for asthma that may benefit those with allergies and asthma, called allergic asthma. Also called immunotherapy, allergy shots are not an asthma cure like an injection of antibiotics might cure an infection. Instead, allergy shots work a bit more like a vaccine.
Allergy shots for asthma actually contain a very small amount of an allergen (something you're allergic to). Over time, the dose is increased. By exposing you to greater and greater amounts of the allergen,...
Although many people with asthma
suffer from poorly controlled symptoms, evidence suggests that when taken
correctly, currently available medicines work very well to control
symptoms in the majority of people who have asthma.
National Center for Health Statistics (2010). Asthma prevalence, health care use and mortality: United States, 2003-2005. Available online: http://www.cdc.gov/nchs/data/hestat/asthma03-05/asthma03-05.htm.