One of the most obvious ways dogs can improve our physical and mental health is via daily walks.

I find that low protein diets often contribute to improvement in patients with immune system problems ... In fact, it would be hard to become deficient in protein in our country even if you tried.

Clearly, America's dysfunctional food culture must bear some of the blame for our excess pounds, but it's likely our walking-averse lifestyles contribute as well.

Conscious breath control is a useful tool for achieving a relaxed, clear state of mind.

I believe that it may be normal, healthy, and even productive to experience mild to moderate depression from time to time as part of the variable emotional spectrum, either as an appropriate response to situations or as a way of turning inward and mentally chewing over problems to find solutions.

The most common objection that I hear to walking as exercise is that it's too easy, that only sweaty, strenuous activity offers real benefits. But there is abundant evidence that regular, brisk walking is associated with better health, including lower blood pressure, better moods and improved cholesterol ratios.

Our feet are our body's connection to the earth.