Answer by
worker7162 (166)
Cardiomyopathy (lungs problem, water in lungs), Cerebellar ataxia (neurological disorder), Cryptorchidism (failure of one or both testicles), Hernias (bulge in the stomach), High toes (abnormal growth of front or back legs), Hydrocephaly (fluid in the brain which causes the brain to degenerate), these are some common health problems in Jack Russell Terriers. good caring may avoid those problems. take care.