Go with weight flow
Good golf balance involves the proper channeling of weight flow, and weight is defined in terms of pressure. Think of it this way: Your weight stays the same on earth no matter what configuration your body is in ― standing on one leg, lying down, standing erect, etc.
But the pressure you exert (pounds per square inch) is always changing; it's a dynamic force while weight is static. This is why a 170-pound golfer in spikes doesn't damage the green, but a golfer on a crutch leaves a trail of holes. Pressure is how your weight is concentrated.
At address with the irons, pressure is concentrated approximately 50 percent in the front foot, 50 percent in the back foot, with the toe/heel distribution between the ball of the foot and the heel. At the top of the swing there has been a pressure change (60/40), with concentration on the inner