Node Smith, ND Some supposedly inert ingredients in common drugs -- such as dyes and preservatives -- may potentially be biologically active and could lead to unanticipated side effects, according to a preliminary new study by researchers from the UC San Francisco...

Node Smith, ND Is middle age really the "golden age" when people are the most optimistic in life? Researchers from Michigan State University led the largest study of its kind to determine how optimistic people are in life and when, as well as how major life events...