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 Mannerisms â People do not realize that certain habits such as lip licking and lip biting can not only cause chapped lips but can also worsen it. 2  Infections â Certain infections and diseases can cause your lips to dry out. 3  Vitamin Deficiency â A lack of a certain vitamin can cause your lips to become chapped.