You're on a walk with your dog. He looks tired. You don't know if he's just tired from the walk or if he's showing early signs of hyperthermia. What do you look for? Unless you have a lot of experience with dogs or happen to have an emergency medicine textbook on you, you might not know. But thanks to increasingly cooler and better apps, you can get some immediate reassurance from your smartphone. The latest must-have app for dog and cat owners just came out, and at $0.99 there's no reason ... Read more »