Like all acne, back acne is because of overactive sebaceous glands. These glands develop an oily substance named sebum, which will help hold pores and skin healthier. Even so, too much sebum may result in microorganisms growth and dead skin cells, which might block pores in the pores and skin. https://yourtopdirectory.com/listings13459359/5-essential-elements-for-medicine-for-lower-back-pain