Join Date: Oct 2008
Mentioned: 0 Post(s)
Quoted: 4 Post(s)
Thanked 6,987 Times in 2,795 Posts
I didn't catch what his original health issue was, but if he wasn't eating well for a while, he'll be a bit behind physically. It's not necessarily a problem for the long term, so don't worry too much.
Different pups have different coat types, just like adults. And many of the puppies you see may be chubby, which is not what you want for your dog. Lean pups grow with fewer issues and lean adult dogs live longer, healthier lives.