Zoe Diana Draelos, MD, is a clinical faculty member of dermatology at Duke University School of Medicine in Durham, North Carolina, president of Dermatology Consulting Services, PLLC, and Dermatology Times’ editor in chief emeritus (2023).
Best shaving practices reduce occurrence of pseudofolliculitis barbae
August 1st 2012There is no doubt that shaving cream is important in preventing pseudofolliculitis barbae. The purpose of shaving cream is to reduce friction between the blade and the skin, prolong the life of the blade, soften the hair, and improve shave aesthetics.
Tips and tricks to prevent nail splitting, and info on popular shellacs
July 1st 2012How many times weekly does the dermatologist get asked about nail splitting? A lot. Most patients ask about fancy vitamins and nail polishes that claim to improve nail health. Remember that nail health is an appearance claim without substantiation, as the nonliving nails really cannot be healthy because they are dead!
Dermatology is at a trisection of science, art and policy that warrants further study
June 1st 2012The medical world is changing; this is fact. Exactly how these changes will translate into practice and affect dermatology is unclear. So unclear, in fact, that many are scrambling to address issues that may or may not be relevant as the model for healthcare delivery is debated on national, state and local levels. This leaves dermatology at the apex of a trisection between science, art and policy that warrants further inquiry.
Formulations 101: Exploring the science behind cosmetic products
September 1st 2009Dapsone has been an important antibiotic in dermatology, especially historically, in the treatment of leprosy. It has been used for both antimicrobial and anti-inflammatory purposes orally, but no topical preparation was ever available. This is because dapsone is neither water- nor oil-soluble, presenting a formulation challenge.
Damage control: Sunburn cell assay used to demonstrate antioxidant abilities of agents
August 1st 2009Antioxidants function to donate an electron to an unstable, highly energetic oxygen species. Thus, they prevent damage. In order to determine the value of a certain antioxidant ingredient, it is necessary to have an evidenced-based, validated method for comparison.