What health measure should be taken by the national government to improve public health?

Banning some of the chemicals used in the United States. Other countries have certain chemicals banned that make us want to eat more and that just aren't good for us while other countries ban them.

The government should have strict implementation on regulations that directly and indirectly involve the consumption of food products. In this way, the government can make sure that what the citizens are consuming are safe and doing such will translate to the improvement of public health.

Well if you pick a machine to work on and that's gonna be your exercise if you don't stick to that machine your muscle strength your muscle mass rather will change because you haven't been doing it you change something in your exercise routine which changes your body's form of dealing with things for example you might become weaker or stronger depending on what kind of exercises you do in whether or not the machine you picked actually your muscles grow.