Study exposes habit formation in smartphone users

Popular media has raised the issue of repetitive and obsessive use of smartphones. Data collected in Finland and in USA presents the first scientific evidence for what the authors dubbed "checking habits": repetitive checks ...

Teacher talk strains voices, especially for women

Teachers tend to spend more time speaking than most professionals, putting them at a greater risk for hurting their voices -- they're 32 times more likely to experience voice problems, according to one study. And unlike singers ...