April 11th 2025

How long does it take to grow hair?

If you've ever wondered how long it takes for hair to grow, the truth is that it's not as easy to answer as it seems. Factors such as age, genetics, health status and hair care influence hair growth. Throughout this article we're going to talk about how long it takes for hair to grow in certain situations and how these factors influence the growth rate. Keep reading and find out!

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Long hair in growth phase

Hair growth in different contexts

Hair growth varies depending on the situation. The most common cases are those we describe below.

How long does it take for hair to grow after a haircut?

Trimming or cutting your hair does not speed up hair growth. It is a false myth that cutting your hair makes it grow faster. However, trimming damaged ends is beneficial in preventing further breakage, which can give the appearance of longer, healthier hair. 

How long does it take for shaved hair to grow back?

When we shave our hair, especially among men, it can give the impression that the hair grows faster. The truth is that shaved hair tends to grow at a normal rate, although it can vary slightly from one person to another. Typically, hair grows about 1 centimeter per month, so if we want to always keep it shaved, we will probably have to go to the hairdresser about 2 times a month.

How long does it take for a newborn's hair to grow?

Newborn hair, known as lanugo, usually falls out during the first few months of life. When this hair falls out, it is replaced by permanent hair, the rate of growth of which varies depending on each baby. On the other hand, there is no fixed rule on when to cut a baby's hair, as it mainly depends on the parents' preferences. However, it is very important to do it carefully using special baby scissors. 

How long does it take for burned hair to grow back?

When we talk about burnt hair in terms of heat sources such as hair straighteners and hair dryers, it may take longer for the hair to grow back and regain its vitality. In these cases, it is essential to use appropriate hair products and avoid additional damage to promote regeneration. However, if we talk about burnt hair in people who have suffered burns on the scalp, depending on the degree of the burn, scar tissue is generated. In these cases, the hair will not grow back, leaving a bald spot in the affected tissue. 

How long does it take for hair to grow after chemotherapy?

Chemotherapy often causes temporary hair loss. Once treatment is stopped, hair will grow back. This usually takes a few weeks after treatment is stopped, although this depends on the individual and how long they have been on chemotherapy. In some cases, hair may grow back thinner or with a different texture. 

How long does it take for hair to grow after a hair transplant?

After hair graft, the hair that has been implanted takes 1 year to grow definitively. However, after 6 months a great change is already evident. grafted hair

How to make hair grow faster? 

Although genetics play an important role in the rate of hair growth, there are certain habits that we can incorporate to help stimulate hair growth. If you want your hair to grow fasterNotes:

  • Balanced diet: A diet rich in vitamins, minerals and proteins is essential to maintain healthy hair, reduce hair loss and promote hair growth. 
  • Proper hair care: Using quality hair products that suit our hair type improves the quality of the hair shaft. It is also advisable to reduce the use of heat sources. 
  • Hair treatments: It is highly beneficial to opt for infiltrated hair treatments such as Platelet Rich Plasma or hair mesotherapy with vitamins. With them we care for the hair in depth, encourage its growth and stop hair loss. 
Dr. Walker of Hospital Capilar

En Hospital Capilar We take care of your hair in depth

Do you want to maintain healthy, quality hair, stop hair loss and encourage its growth? Hospital Capilar We have the most effective hair treatments available today to help you take deep care of your hair. Request your free medical assessment and put yourself in the hands of professionals!

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