date:Jan 14, 2013
to different lifestyles (sedentary, moderately active, very active, and highly active). These PALs are defined by factors such as: type of work (for example, office-based or physical labour), the amount of daily exercise taken, and daily household tasks undertaken, including shopping and cooking[4]. The ARs should be adjusted according to different contexts, such as for people or population groups with BMIs above or below 22kg/m2.