Long regarded as central to the contemporary understanding of medical ethics are four principles that must be satisfied in order to fulfill the requirements of moral decision-making. These principles are autonomy, justice, beneficence, and non-maleficence.

The Scientific Revolution, that remarkable transformation of European thought that occurred between approximately 1550 and 1700, brought with it an ascendancy of the experimental method and the refusal to believe any explanation of natural phenomena that could not be proven to the satisfaction of the empirical observer.

You know, ever since man had any notion that some of his other people, his colleagues, could be different, could be strange, could be severely depressed or what we now recognize as schizophrenia, he was certain that this kind of illness had to come from evil spirits getting into the body.

Whether wisely or not, one of the first priorities of the incoming Obama administration was to present a package of healthcare benefits, which, to no one's surprise, produced an uproar in Congress and an assortment of polls declaring that the majority of Americans were opposed to it.

At the age of 62, my father died of cancer - it was much too soon. My mother never remarried or got over it, never even thought of another man.

We have to get up, and we have to move our bodies. We need to move! There is no way to be healthy or happy - no way - without having some kind of exercise regimen.

While most Americans have access to the best oral health care in the world, low-income children suffer disproportionately from oral disease.

Writing is hard work and bad for the health.