El Paso, TX.

• Do not eat a very heavy dinner. A light dinner at your usual time is suggested.
• Do not drink caffeine containing beverages after 4 PM.
• Do not use lotions or gels on your face or skin before coming in
• Do not use gels, hairsprays, or other products on your hair before coming in. Wash your hair prior to your study. Do not wear wigs, weaves, or braids on the night of the study
• Do not alter your medications unless you have been instructed to do so by your doctor.
• Do not use your cell phone during the night for talking or texting. Turn off your cell phone when the study begins.