Understanding Allergies with Dr. Meriel Moore-Colyer Jan 21, 2021 Allergies, Allergy Season, Digestive Issues, Dust, Forage, hay steamers, hay steaming, Haygain, haygain team, Haysteamer, health, IAD, Meriel Moore-Colyer, Nutrition Amid breakthroughs in equine allergy research, avoiding allergens all together remains best strategy for supporting horse health.