As obesity has become a health concern globally, weight loss information has proliferated – with questionable effects on its prevalence.
A global health and disease study shows we're living longer, but spending more years in poor health. But there are some things within our power to change.
Researchers have been talking about the dangers of overdiagnosis for some time. But now a national survey shows most people aren't told about the risk it poses to their health – and they want to know.