Why are there many fat people now.

When people talk about a fat people,we must recall Americans people, Because Americans people are considered as the fattest nation in the world (Average of all citizens's weight), the statisticians also found that after they are 20 years old above,the Americans' weight would get increased  ½ -1 ½ pounds by average every year, this extra weight is increased cause by collective fat in their body.Causes of obesity are their life are more comfortable. they don't have to loss energy for doing many thing,because there are many facilities for living such washing machine vacuum for flog.mower,dishwasher and car

This is the cause of the Americans' obesity.