isometric- Application of muscular force without movement
It is difficult if not impossible to tell somebody what a "spot" is without being able to see it.
Pressure cookers have plastic handles because plastics are poor conductors of heat. Without handles it is uneasy.
it works because you can't move without the muscular system
You have both an involuntary and a voluntary muscular system.
Beer belly is an actual thing, so if you're looking to do this, drink beer.
650 muscles make up the muscular system. without them, you would be unable to move. in fact, without them, you wouldn't be alive
Without the muscular system we would not be able to move our bodies. We would be immobilized.:(
Without the muscular and skeletal systems, you would be as floppy as a rag doll
Lots and lots of work.