As scientists are learning more and more every day, our bodies are connected in ways that aren't always so obvious. In many cases, these connections don't even feel like they should make sense.
Nonetheless, it turns out that our stressful lives are indeed accelerating the process that turns our hair gray and it also turns out that you seriously don't want a gum disease called periodontitis. Not if you value your heart and lungs, anyway.
But perhaps the most peculiar connection is the one that can exist between our gut health and our mental health. It sounds strange, but studies confirm in likely awkward ways that it's real.