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

The essence of health is inner balance.

You've got to experiment to figure out what works.

American businesses are struggling to pay outrageous, exploitive insurance bills for their employees, hampering our ability to compete globally.

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.

It's rare - too rare, I have to say - for botanists to become doctors.

By keeping my hand in that, it's the way I keep learning. The main way you learn in medicine is by practicing and working with patients.