Along with your last point, it is important to know what aches and pains they have in various joints. (thedogtrainingsecret.com)
Puppies headed for a career in any field should come from parents that are free of various joint abnormalities and eye problems. (canismajor.com)
When muscles become chronically tight and tense, opposing muscles become weakened, producing unnecessary wear and tear on various joint and structures within the body. (acefitness.org)