Caring, sweet and incredibly smart, these sensitive dog breeds have an amazing ability to know when you need to hug and cuddle them. And by doing so, you instantly start to feel better.

Here are the dog-friendly breeds Dr. Cahn suggests if you want a pup that gets along well with other dogs. Related: 5 Easygoing Dog Breeds That Are Built for Laid-Back Living ...

There are four columns: Small, medium, large and northern breeds. Every dog is different, but breed can handle the cold air differently.