A thought experiment in prevention: What if dogs do more for cardiovascular health than statins? Let’s examine the data, ...

New vaccines are often evaluated in trials in which some participants receive a placebo. But not all studies can be designed this way. By Teddy Rosenbluth The Department of Health and Human Services ...

If you were to visit a psychotherapist in the 1970s or '80s, you might get some peculiar advice. Eliminate negative thoughts. Control your feelings. Just focus on overt behavior. Lessons like these ...