When your cells are working well and making energy properly they are fairly clean burning engines, making less trash. As cell function declines they start to pour a lot of black smoke out their exhaust, in the form of lactic acid and other inflammatory by-products. This changes the pH in the fluid around cells, stressing circulation to and from cells. Since you have 100 trillion cells, solving this problem or preventing it is a good idea. One key principle of detoxification is to make less cellular trash in the first place.

Any healthy person will make too much lactic acid at some point of physical exertion. Long distance runners ...