Conditions Condition Encyclopedia Explore health conditions and the microorganisms investigated in scientific research. Allergy Explore → Antibiotic-associated diarrhea Explore → Atopic dermatitis Explore → Clostridioides difficile infection Explore → Constipation Explore → Crohn disease Explore → Digestive Health Explore → Eczema Explore → Immune & Skin Health Explore → Immune health Explore → Infant colic Explore → Inflammation Explore → Inflammatory bowel disease Explore → Irritable bowel syndrome Explore → Metabolic Health Explore → Metabolic syndrome Explore → Necrotizing enterocolitis Explore → Obesity Explore → Type 2 diabetes Explore → Ulcerative colitis Explore →