Welcome to Ask Doctor Zac, a weekly column from news.com.au. This week, Dr Zac Turner explains how lip balm could be damaging your lips. QUESTION: Hey Dr Zac, I’m addicted to my lip balm.

QUESTION: Hey Dr Zac, I’m addicted to my lip balm. I apply it at least 10 times a day – before breakfast, after brushing my teeth, before going outside, when I get back indoors, and before bed.

Tatiana Boncompagni is a freelance writer in New York City who is passionate about everything related to looking and feeling your best from the inside out. Her writing has appeared in the Wall ...