Dry brush massage is a wonderful way to detox your body. Why? Because the skin is the largest organ of your body. And is also known as the third kidney due to its responsibility to get rid of toxins in your body. In general, adults have a total surface area of 1.5 to 2 square-meters of skin, or about 22 square-feet and it accounts for 6% to 10% of your body weight, edging out the liver, your body's second-largest organ, which accounts for approximately 2.5% of your body weigh