Just like humans dogs can pull and strain muscles. But unlike humans they don't know that they should not run until its healed. Thats where you come in make sure he/she takes it easy and if he/she is in pain you can give them baby aspirin or regular aspirin, it depends on how much your … Read more

Many muscular and neurological diseases can cause that because of short tendons. If they are clenched because of tight tendons you might have short plantar tendons. But you can also get hammer toes which is a deformity caused by snug shoes at the toes. If you don't have enough room for your toes then you … Read more

They swell because the body sends fluid to the area to protect the damaged tissue or bone.