Michigan Barber Practice Exam 2025 - Free Barber License Practice Questions and Study Guide

Hot water can have a significant impact on the hair and its overall health. When exposed to high temperatures, hot water effectively strips away the natural oils produced by the scalp. These oils, known as sebum, play a crucial role in moisturizing and protecting the hair. When these oils are diminished, the hair may become dry, brittle, and more susceptible to damage. This can lead not only to noticeable dryness but also to issues like frizz and split ends, as the hair lacks the moisture it needs to remain healthy and resilient.

The other options suggest positive effects of hot water on hair, which do not align with the reality of its impact. While some may assume that hot water can enhance shine or make hair more manageable, these effects are generally associated with proper conditioning and moisturizing practices rather than the temperature of the water during washing. Additionally, strengthening hair fibers is typically achieved through the use of treatments and conditioners, rather than exposure to hot water. Therefore, understanding the drying effect of hot water is essential for maintaining healthy hair.