number 4: why dogs sigh

If your dog is prone to letting out a few extended exhales every now and then, you may have wondered if dog sighs could possibly convey the same feelings that people sighs do, or if it’s a cause for worry. Dogs can sigh for a variety of reasons, but the main reason they sigh is to signal that they are relaxed. However, deep and frequent sighing can indicate that your Dog is in pain or suffering from illness.