Since the introduction of antibiotics in World War II, doctors have prescribed courses of treatment that typically ran longer than necessary. Bacterial resistance is forcing a reevaluation, shortening courses sometimes to just a few days and even prompting doctors to advise not using all pills if patients feel better.
Hormones were unknown until a little more than 100 years ago, and experts admit we still have a lot to learn. An expert author details the discovery of hormones and how our growing knowledge has shaped treatment of many diseases and conditions.
A drinkable cocktail of designer molecules that stops the development of dementia. Then, using sugar substitutes as part of a weight loss resolution and the evidence that suggests it's no better or worse than plain old sugar. Finally, shaming people for what they do isn't right even thought new research suggests that it can get people who engage in dangerous activities to quit.