Reviewed by Dr. Becker

If your pup finds car rides or being home alone stressful, you'll want to see the results of this study. While this substance is known to alleviate stress and anxiety in humans, research in dogs has been lacking - until now. A single dose helped dogs relax and their cortisol levels to drop.

Once your dog's body temperature reaches this point, it's cause for concern as it only takes a few more degrees for potentially fatal heatstroke to occur. Know the right way to cool your dog down - making this mistake can make the blood vessels shrink and prevent excess heat from being released.

Is your dog's breed on this list of long-living dogs? The good news is, even if it's not, you can still positively affect the up or down regulation of genes that play a role in your pup's lifespan. These four actions can go a long way toward helping your dog live a long, healthy life.

Now we know there may indeed be a meaning behind that side eye you sometimes get from your dog. Not only may she be judging you for being too selfish and not putting her needs first, her assessment may actually be leading her to gravitate toward people she views as more capable.