People may use the term latex allergy, but not all reactions to latex are due to having a true allergy to latex. An allergic reaction is an abnormal response of the immune system to a harmless substance. People with latex allergies have over-sensitive immune systems. Their immune system reacts to latex as if it were a harmful substance. symptoms can start anywhere from 1 to 4 days after youve come in contact with latex. In most cases, latex allergy develops after many previous exposures to latex. Latex allergy symptoms may include hives, itching, stuffy or runny nose. It can cause asthma symptoms of wheezing, chest tightness and difficulty breathing. Symptoms of latex allergy may be mild at first, progressing to more serious types of symptoms. Symptoms of latex allergy include skin redness urticaria (hives) itching nasal drainage sneezing itchy eyes throat irritation asthma a latex allergy reaction can also result in anaphylaxis, a life-threatening allergic reaction. according to the centers for disease control and prevention, latex allergies affect 1 to 6 percent of americans. These reactions occur in 30-50 of people with latex allergy. Latex reactions to certain fruits and vegetables can happen because these foods share similarly structured proteins that the body mistakenly recognizes as latex. This, in turn, causes allergic reactions in latex-sensitive people. These allergic reactions can occur not only after eating these foods but also after touching or smelling them. a protein present in latex may develop latex allergy to the body and becomes the reason for allergy rash. The protein present in latex activates the histamine of the body that develops allergic rashes on the skin. According to american studies, 6 of the population suffers from this condition of allergy.