Final answer:
In the United States, approximately 6 percent of the population is affected by food allergies. These allergies result from the immune system incorrectly reacting to food substances, leading to various symptoms, with severe cases requiring emergency intervention. Food safety and awareness are essential in managing and preventing these health concerns.
Step-by-step explanation:
Prevalence of Food Allergies in the United States
In the United States, there is a notable percentage of the population affected by food allergies. Research and estimates suggest that about 6 percent of people have food allergies, which implies a significant health concern for a sizable number of individuals. These allergies occur when the immune system mistakenly identifies harmless substances in food as threats, resulting in a range of symptoms from mild, such as itching and swelling of the lips, to severe conditions like anaphylaxis which requires emergency medical treatment. Common allergens include nuts, shellfish, eggs, grains, and milk.
With the increasing prevalence of allergies, particularly in richer nations, comprehensive awareness and management strategies are crucial. According to the US Centers for Disease Control and Prevention (CDC), nearly 48 million Americans experience foodborne illnesses annually, with a portion of these illnesses linked to allergic reactions to foods. It is essential to distinguish between foodborne illnesses caused by pathogens and those caused by allergic reactions as their sources and treatments differ significantly. Food safety and proper handling have become paramount to prevent both foodborne illnesses and allergic reactions.