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Doctor insights on: How Long Does It Take For Hair To Grow Back After Radiation Therapy

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How long does it take for hair to grow back after radiation therapy?

How long does it take for hair to grow back after radiation therapy?

Not applicable: Generally radiation dose not cause hair loss, only during brain radiation. This is usually an issue with chemotherapy after chemotherapy it usually takes 3 weeks to notice hair growth, but several months to "regain" your hair. ...Read more

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Gamma Rays (Definition)

This is light of extremely short wavelengths typically produced either among the stars / in cosmic rays or by radioactive element decay. Gamma rays form the background of normal radiation in which we all live; it is substantially greater than the exposure we get from imaging scans or should get from ...Read more


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How long will it take for hair to grow back after receiving radiation therapy on the head?

How long will it take for hair to grow back after receiving radiation therapy on the head?

Yes.: Radiation or chemotherapy drugs are toxic to cells that are rapidly dividing. This means they specifically target cancer cells, but they also kill healthy cells that grow quickly. This includes hair cells (causing baldness/alopecia) and stomach cells (causing nausea or mucositis). Once the chemo or radiation is stopped, the side effects go away and hair should grow back. ...Read more

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Will my facial hair grow back after radiation therapy?

Will my facial hair grow back after radiation therapy?

Possibly: Assuming you lost the hair from treatment for a cancer in the oral cavity or pharynx, it would depend on the technique. These days most radiation doctors use imrt for head and neck cancers. This distributes the radiation widely and therefore less dose directly to the skin versus older methods. Often in this case the hair will grow back but sometimes more sparsely. ...Read more

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How long does it take to start growing hair back after radiation therapy?

Weeks, Months: Some patients have hair regrowth in a few weeks to months. Others, depending on the area treated may never have hair regrowth. ...Read more

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Do people typically loose their head hair when treated with chemotherapy or radiation therapy, or both. How long is hair loss for?

Do people typically loose their head hair when treated with chemotherapy or radiation therapy, or both. How long is hair loss for?

Chemotherapy: Yes. However, you have previously stated that your tumor was not cancerous. Why would you need this kind of treatment. Chemo and XRT target cells with high replication and turnover such as malignant cells as well as hair. Once treatment is discontinued and body has recovered, there is regrowth of the hair but may be reduced in density and quality. ...Read more

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What is it in radiation therapy that makes a person lose their hair?

Cellular division : Radiation stops the rapid division of cancer cells but also shuts down the growth of hair follicles, and sweat glands, and the cells that make up the lining of the gut. ...Read more

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Will my hair fall out during radiation therapy?

Will my hair fall out during radiation therapy?

In area treated: You will lose hair only in the area that is being directly treated. ...Read more

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Does radiation therapy make your hair fall out?

Yes, In area treated: Hair follicles are growing cells. When the hair is radiated the follicle cell stop growing and the hair shaft falls out. Same thing with some chemotherapy drugs. Chemo goes all over so if that type of chemo affects hair then all your hair everywhere falls out. In radiation its the hair that is in the area treated. So for breast cancer for example the arm pit hair on that side will fall out. ...Read more

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Will my beard grow back after radiation therapy?

Will my beard grow back after radiation therapy?

Possibly not: There can be some thining of the hair in the treatment field of radiation. Thining of facial hair after head and neck radiation is a possibility same with hair loss of the scalp after whole brain radiation. ...Read more

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I was wondering what are the procedures of radiation therapy and chemotherapy and how long does the procedure takes to clean the body from the cancer cells?

I was wondering what are the procedures of radiation therapy and chemotherapy and how long does the procedure takes to clean the body from the cancer cells?

It depends: Radiation therapy (rt) is used to treat specific spots of cancer, while chemotherapy is used to treat the whole body. Rt is similar to getting an x-ray, but for 15+ minutes repeated every day, for weeks to months. Chemotherapy is an IV medicine given daily, weekly, or every few weeks, over several months. Details depend on the type of cancer being treated. ...Read more

Dr. Bahman Daneshfar
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Radiation Therapy (Definition)

Radiation therapy is a common cancer treatment with the potential to have harmful side effects on a ...Read more