Massachusetts State Board Esthetics Practice Exam

What is the main cause of inflammation in hair follicles?

1. Bacterial infection

2. Viral infection

3. Fungal infection

4. Allergic reaction

The correct answer is: Bacterial infection

The primary cause of inflammation in hair follicles is often associated with bacterial infections, particularly those caused by Staphylococcus aureus. This type of infection can occur when bacteria enter the hair follicle through small breaks in the skin or through conditions such as acne, leading to a localized inflammatory response. This inflammation can result in symptoms like redness, swelling, pain, and the formation of pustules around the affected follicles. While viral, fungal infections, and allergic reactions can also affect the skin and hair follicles, they are less commonly identified as the main causes of folliculitis, which is the primary condition related to hair follicle inflammation. Understanding this connection to bacterial infection is crucial for effective treatment and management of conditions affecting the hair follicles.