Wow, that video clip was an eye opener.
I had always understood that a puppy should be moderately exercised until their limbs matured.
I had a lab puppy years ago and even the vet told me to do restricted exercise for the first few months. I was led to believe that over exercising contributed to hip dysplasia, if the dog was pre disposed to the condition.
Obviously thinking has changed.
Kerchaks exercise regime is going to alter