A little learning is a dangerous thing—sometimes. But it can be lifesaving at others. This is precisely the dilemma concerning the dissemination of health information for the general public. Hypochondriacs will be fueled by new awarenesses of cardinal symptoms of coronary disease, just as nature cultists will exaggerate any report of an adverse drug effect or a potential environmental pollutant. Yet there are many intelligent, reasonable, and emotionally intact persons who are interested in health topics. Some might even benefit from what they learn!
It is this latter group, probably far larger than might be imagined, that deserves a balanced account of timely health information that is presented in an understandable manner. The Harvard Medical School Health Letter is directed to fulfilling this goal. It is a monthly, four-page publication that features essays and interpretative reports that might make a difference to those who read them. The first 11 issues