Physical inactivity is associated with obesity,cardiovascular disease, stroke, hypertension,type 2 diabetes mellitus, some cancers, anxi-ety and depression.1,2 Moreover, increased dailyphysical activity levels or regular exercise trainingare effective in reducing the risk of coronary heartdisease and myocardial infarction.
This is the introduction to the paper, and discusses the main problem that the research aims to solve.