Can you develop an allergic reaction to peanuts?

Most food allergies start in childhood, but they can develop at any time of life. It isn't clear why, but some adults develop an allergy to a food they used to eat with no problem. ... Even if you've had a relatively mild reaction in the past, subsequent allergic reactions may be more serious. read more

It isn't clear why, but some adults develop an allergy to a food they used to eat with no problem. Sometimes a child outgrows a food allergy only to have it reappear in adulthood. The most common foods that cause food allergy in adults are peanuts, fish, shellfish (shrimp or lobster) and tree nuts (almonds, walnuts, pecans and cashews). read more

Your allergy to peanuts can include tree nuts such as cashews and walnuts. An allergic reaction to a tree nut is similar -- itching, hives, eczema, gastrointestinal symptoms, sneezing, runny nose, possible asthma symptoms and fainting. As with a severe reaction to peanuts, if your reaction to a tree nut is severe enough, you can experience anaphylaxis. read more