Hair Growth & Structure
What are the three phases of the hair growth cycle?
Anagen, Catagen, Telogen
What is the most common method of hair removal in salons?
Waxing
What is the only FDA-approved method for permanent hair removal?
Electrolysis
Why should estheticians avoid waxing over varicose veins?
It can cause irritation, bruising, or even damage the vein
Why is a client consultation necessary before a waxing service?
To identify contraindications & assess client suitability
What is the term for the thick, club-shaped structure that forms the lower part of the hair follicle
Hair Bulb
What ancient method of hair removal uses a twisted cotton thread?
Threading
What hair removal method uses laser technology to target the melanin in hair?
Laser Hair Removal
What is the recommended hair length for effective waxing?
At least ¼ inch for fine hair, ½ inch for coarse hair
What is “double dipping,” and why is it a hygiene concern?
Reusing the same wax applicator in the pot can lead to contamination
What type of hair is soft, fine, and found on areas like the cheeks?
Vellus Hair
What hair removal method uses a sugar-based paste and is known for being gentler on sensitive skin?
Sugaring
What is IPL, and how does it differ from laser hair removal?
Pulsed Light uses multiple wavelengths, while laser uses a single, focused beam.
What type of wax is recommended for sensitive areas like the face and bikini line?
Hard Wax
What should a client avoid for 24-48 hours after waxing?
Sun exposure, exfoliation, heat treatments, and fragranced lotions.
What term describes excessive hair growth in areas that normally grow vellus hair?
Hypertrichosis
What is the main difference between depilation and epilation?
Depilation removes hair at skin level; epilation removes hair from the follicle
Which type of electrolysis uses direct current (DC) to create a chemical reaction?
Galvanic Electrolysis
Why should wax be removed quickly and parallel to the skin?
To reduce pain, minimize skin trauma, and prevent hair breakage
Why is wearing gloves important during a waxing service?
To prevent cross-contamination and exposure to bodily fluids
What is the main difference between hypertrichosis and hirsutism?
what is caused by excessive androgens and hormone-related
What are two major contraindications for waxing?
Recent chemical peels & use of Retin-A, Accutane, or blood-thinning medications.
What is the biggest limitation of laser hair removal?
works best on dark hair and lighter skin tones
What is the primary purpose of using pre-wax oil before applying hard wax?
To create a protective barrier between the wax and the skin
What is the purpose of a wax release form?
To inform clients of risks, contraindications, and obtain consent.