disease has feature Obesity disease or disorder overnutrition obesity disorder A disorder involving an excessive amount of body fat. COHD:433736 DOID:9970 EFO:0001073 HP:0001513 ICD10:E66.9 ICD9:278.0 ICD9:278.00 MONDO:0011122 NCIT:C3283 NIFSTD:nlx_dys_20090302 Obesity is a complex disease that may involve multiple environmental and genetic causes. See the subclass monogenic disease for genetic subtypes SCTID:414916001 UMLS:C0028754 leanness obesity obesity disease