@bobeep2014,
Bo you might not get much response because of the immense difficulty understanding and rearranging the entire para. You might gain some insight hyojurself incidentally by combining related sentences
Following, eg, admittedly guesswork on my part:
More and more children suffer serious public health problems like diabetes, one of the principal reasons being an ignorance of the relation between weight and height. There are many causes for increasingly obese children such as poor diet, lack of physical exercise, and the effect of too much television; though in my own opinion, its
advertising is almost entirely to blame