RT Journal
A1 Chaput J, Janssen I, Spence JC
T1 TIme spent sedentary and active and cardiometabolic risk factors in children
JF JAMA
JO JAMA
YR 2012
FD May 16
VO 307
IS 19
SP 2024
OP 2025
DO 10.1001/jama.2012.3629
UL http://dx.doi.org/10.1001/jama.2012.3629
AB 
First, different types of sedentary behavior may have different metabolic effects and future studies should therefore investigate specific sedentary behaviors and not only the total accumulated time spent sedentary. For instance, sleeping 6 hours or less or more than 8 hours per night,2 TV viewing,3 and video game playing4 have been negatively associated with cardiometabolic health.