Background There is increasing concern about the time young people spend in sedentary behaviour (‘sitting time’), especially with the development of attractive home-based electronic entertainment.

Although sedentary behavior may be an evolutionarily selected trait, it is still important to try to be physically active, says a new study. Researchers have shown for the first time that genetic ...

Sedentary behavior is not a new topic, but trying to examine the direct links between sedentary behavior and health outcomes, independent of time spent in moderate- and vigorous-intensity physical ...

Correspondence to Dr Rute Santos, Research Centre in Physical Activity, Health and Leisure, University of Porto, Rua Dr Plácido Costa, 91, 4200-450 Porto, Portugal; rutemarinasantos{at}hotmail.com ...