Question: what is wffs in stallions?
Answer: Warmblood Fragile Foal Syndrome (WFFS) is an inherited systemic connective tissue disorder that is found in Warmblood horses. ... WFFS is caused by a single mutation in lysyl hydroxylase 1 (LH1) gene. Mutations in LH1 are known to cause a similar disorder in humans known as Ehlers-Danlos Syndrome (EDS).