How do you know your/my puppy is healthy?

If you want to adopt a puppy for the first time, make sure that he is completely healthy. There are many ways to understand the health of a new puppy. They are discussed in detail below:
Shiny and clean hair.
Clean and odorless ears
Bright, clear eyes
Eager to roam around and play.
Eat whole and properly instead of just eating small amounts.