The common belief that one human year equals seven dog years is an oversimplification, especially for a dog's early and later ...

The ideal age to fix your dog will depend on their size at maturity. While smaller dog breeds can undergo this operation earlier in life, larger dog breeds may suffer from several health conditions.

Since dogs need the extra calories as they continue to grow into their adult size, then this means the German shepherd should eat puppy food until they’ve reached at least 18 months of age.

At age 9, the webmd.com chart said, their estimated age in "human years" is as follows: • 52 years for small dogs weighing less than 20 pounds. • 56 years for medium-sized dogs weighing 21 ...