Self-control is like a muscle.
Self-control from gray matter in the frontal lobe of the brain before. When you need self-control, the body will forward the frontal transfer of energy. These energy the brain uses to suppress the instinct to respond to reason.
Like muscles aches, use self-control procedure lead to self-control is consumed. spent on something self-control means that self-control may fail in other ways.
like muscles can exercise the same self-control can be trained through meditation. meditation is not limited to, physical exercise is a good way to relax means. Physical exercise helps to quickly improve heart rate variability, improve self-control.