North Dakota Cosmetology Practice Exam 2025 – 400 Free Practice Questions to Pass the Exam

Question: 1 / 410

What is the average growth rate of healthy hair per month?

About a quarter of an inch

About half an inch

The average growth rate of healthy hair is approximately half an inch per month. This rate can vary based on factors such as genetics, health, and age, but half an inch is widely recognized as the typical estimate in the cosmetology field. Understanding this growth rate is essential for hair care and planning haircuts or treatments, as it helps professionals anticipate how quickly hair will grow back after being cut and to provide clients with informed recommendations for maintaining their hairstyles.

The other growth rates presented in the other choices do not align with the commonly accepted average for healthy hair growth. While it's useful to know that some individuals may experience slightly slower or faster growth, half an inch remains the standard figure for optimal hair health in a typical scenario.

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About an inch

About three-quarters of an inch

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