Like all acne, back acne is because of overactive sebaceous glands. These glands produce an oily compound called sebum, which assists retain pores and skin healthy. Even so, too much sebum can lead to germs progress and lifeless skin cells, which often can block pores during the pores and skin. https://siambookmark.com/story20987314/facts-about-lower-spine-back-pain-relief-revealed