New research from Madrid, Spain is showing that people with cat dander allergies can build up a tolerance through immunotherapy — meaning that people with cat allergies may not be forced to get rid of their furry friends! Immunotherapy is the idea that a person’s immune system can learn to tolerate an allergy trigger or allergen based on exposure to gradually increasing amounts of the trigger. Therapy starts with small amounts that don’t cause an allergic reaction and gets bigger over time. The Spanish researchers used SLIT — sublingual immunotherapy, or allergens placed under the tongue and absorbed into the … Continue reading →