Average Salary. According to the U.S. Bureau of Labor Statistics, the 952,030 executive assistants working nationwide as of May 2011 earned an average annual wage of $48,120, or $23.13 an hour.
Chemotherapy can cause many side effects including dry skin and chapped lips. The exact cause of these side effects depends on the type of drugs used but is often related to the decrease in oil production by the glands in your skin.
1 A chronically dry mouth could create a sore in the corner of your lips. The causes of dry mouth include dehydration and use of certain medications.  A mucocele might pop up on the inside of your lower lip. It's a rubbery, bubble-like swelling which may look blue.