Hair loss - Symptoms and causes (2023)

Overview

Hair loss (alopecia) can affect just your scalp or your entire body, and it can be temporary or permanent. It can be the result of heredity, hormonal changes, medical conditions or a normal part of aging. Anyone can lose hair on their head, but it's more common in men.

Baldness typically refers to excessive hair loss from your scalp. Hereditary hair loss with age is the most common cause of baldness. Some people prefer to let their hair loss run its course untreated and unhidden. Others may cover it up with hairstyles, makeup, hats or scarves. And still others choose one of the treatments available to prevent further hair loss or restore growth.

Before pursuing hair loss treatment, talk with your doctor about the cause of your hair loss and treatment options.

Symptoms

Male-pattern baldness

Hair loss - Symptoms and causes (1)

Male-pattern baldness

Male-pattern baldness typically appears first at the hairline or top of the head. It can progress to partial or complete baldness.

Female-pattern baldness

Hair loss - Symptoms and causes (2)

Female-pattern baldness

Female-pattern baldness typically starts with scalp hairs becoming progressively less dense. Many women first experience hair thinning and hair loss where they part their hair and on the top-central portion of the head.

(Video) Hair Loss - Causes, Symptoms and Treatment Options

Patchy hair loss (alopecia areata)

Hair loss - Symptoms and causes (3)

Patchy hair loss (alopecia areata)

In the type of patchy hair loss known as alopecia areata, hair loss occurs suddenly and usually starts with one or more circular bald patches that may overlap.

Traction alopecia

Hair loss - Symptoms and causes (4)

Traction alopecia

Hair loss can occur if you wear pigtails, braids or cornrows, or use tight hair rollers. This is called traction alopecia.

(Video) The Early Signs Of Balding (Causes and 6 Signs)

Frontal fibrosing alopecia

Hair loss - Symptoms and causes (5)

Frontal fibrosing alopecia

Early treatment of a receding hairline (frontal fibrosing alopecia) might help avoid significant permanent baldness. The cause of this condition is unknown, but it primarily affects older women.

Hair loss can appear in many different ways, depending on what's causing it. It can come on suddenly or gradually and affect just your scalp or your whole body.

(Video) Hair Loss - Causes, Symptoms, Treatments and Prevention

Signs and symptoms of hair loss may include:

  • Gradual thinning on top of head. This is the most common type of hair loss, affecting people as they age. In men, hair often begins to recede at the hairline on the forehead. Women typically have a broadening of the part in their hair. An increasingly common hair loss pattern in older women is a receding hairline (frontal fibrosing alopecia).
  • Circular or patchy bald spots. Some people lose hair in circular or patchy bald spots on the scalp, beard or eyebrows. Your skin may become itchy or painful before the hair falls out.
  • Sudden loosening of hair. A physical or emotional shock can cause hair to loosen. Handfuls of hair may come out when combing or washing your hair or even after gentle tugging. This type of hair loss usually causes overall hair thinning but is temporary.
  • Full-body hair loss. Some conditions and medical treatments, such as chemotherapy for cancer, can result in the loss of hair all over your body. The hair usually grows back.
  • Patches of scaling that spread over the scalp. This is a sign of ringworm. It may be accompanied by broken hair, redness, swelling and, at times, oozing.

When to see a doctor

See your doctor if you are distressed by persistent hair loss in you or your child and want to pursue treatment. For women who are experiencing a receding hairline (frontal fibrosing alopecia), talk with your doctor about early treatment to avoid significant permanent baldness.

Also talk to your doctor if you notice sudden or patchy hair loss or more than usual hair loss when combing or washing your or your child's hair. Sudden hair loss can signal an underlying medical condition that requires treatment.

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(Video) Types of Hair Loss | Common Causes, Symptoms & Treatment - Dr. Kavitha GV Mandal

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Causes

People typically lose 50 to 100 hairs a day. This usually isn't noticeable because new hair is growing in at the same time. Hair loss occurs when new hair doesn't replace the hair that has fallen out.

Hair loss is typically related to one or more of the following factors:

  • Family history (heredity). The most common cause of hair loss is a hereditary condition that happens with aging. This condition is called androgenic alopecia, male-pattern baldness and female-pattern baldness. It usually occurs gradually and in predictable patterns — a receding hairline and bald spots in men and thinning hair along the crown of the scalp in women.
  • Hormonal changes and medical conditions. A variety of conditions can cause permanent or temporary hair loss, including hormonal changes due to pregnancy, childbirth, menopause and thyroid problems. Medical conditions include alopecia areata (al-o-PEE-she-uh ar-e-A-tuh), which is immune system related and causes patchy hair loss, scalp infections such as ringworm, and a hair-pulling disorder called trichotillomania (trik-o-til-o-MAY-nee-uh).
  • Medications and supplements. Hair loss can be a side effect of certain drugs, such as those used for cancer, arthritis, depression, heart problems, gout and high blood pressure.
  • Radiation therapy to the head. The hair may not grow back the same as it was before.
  • A very stressful event. Many people experience a general thinning of hair several months after a physical or emotional shock. This type of hair loss is temporary.
  • Hairstyles and treatments. Excessive hairstyling or hairstyles that pull your hair tight, such as pigtails or cornrows, can cause a type of hair loss called traction alopecia. Hot-oil hair treatments and permanents also can cause hair to fall out. If scarring occurs, hair loss could be permanent.

More Information

  • Hair loss care at Mayo Clinic
  • Frontal fibrosing alopecia

Risk factors

A number of factors can increase your risk of hair loss, including:

  • A family history of balding on your mother's or father's side
  • Age
  • Significant weight loss
  • Certain medical conditions, such as diabetes and lupus
  • Stress
  • Poor nutrition

Prevention

Most baldness is caused by genetics (male-pattern baldness and female-pattern baldness). This type of hair loss is not preventable.

These tips may help you avoid preventable types of hair loss:

  • Be gentle with your hair. Use a detangler and avoid tugging when brushing and combing, especially when your hair is wet. A wide-toothed comb might help prevent pulling out hair. Avoid harsh treatments such as hot rollers, curling irons, hot-oil treatments and permanents. Limit the tension on hair from styles that use rubber bands, barrettes and braids.
  • Ask your doctor about medications and supplements you take that might cause hair loss.
  • Protect your hair from sunlight and other sources of ultraviolet light.
  • Stop smoking. Some studies show an association between smoking and baldness in men.
  • If you're being treated with chemotherapy, ask your doctor about a cooling cap. This cap can reduce your risk of losing hair during chemotherapy.

More Information

  • Hair loss care at Mayo Clinic
  • Preventing hair loss in women

By Mayo Clinic Staff

(Video) Baldness, Causes, Signs and Symptoms, DIagnosis and Treatment.

FAQs

What is the main cause of hair loss? ›

The most common cause of hair loss is a hereditary condition that happens with aging. This condition is called androgenic alopecia, male-pattern baldness and female-pattern baldness.

What illness can cause hair loss? ›

There are a wide range of conditions that can bring on hair loss, with some of the most common being pregnancy, thyroid disorders, and anemia. Others include autoimmune diseases, polycystic ovary syndrome (PCOS), and skin conditions such as psoriasis and seborrheic dermatitis, Rogers says.

What is causing female hair loss? ›

What causes FPHL (Female Pattern Hair Loss)? Genes: Your family's genes can cause thinning of hair along the top of your head. Aging: Hormone changes as you age can cause balding. Menopause: This type of hair loss often gets worse when estrogen is lost during menopause.

When should you worry about hair loss? ›

If you notice sudden or patchy hair loss or more than usual hair loss when combing or washing your hair, talk to your doctor. Sudden hair loss can signal an underlying medical condition that requires treatment. If needed, your doctor might also suggest treatment options for your hair loss.

Which vitamin is for hair fall? ›

Only riboflavin, biotin, folate, and vitamin B12 deficiencies have been associated with hair loss.

What autoimmune diseases cause hair loss? ›

Alopecia areata is an autoimmune disease. This means that your immune system mistakenly attacks a part of your body. When you have alopecia areata, cells in your immune system surround and attack your hair follicles (the part of your body that makes hair).

How can I stop my female hair loss? ›

There are various treatment options for female hair loss, including topical medications, such as Rogaine. Other options include light therapy, hormone therapy, or in some cases, hair transplants. Eating a nutritious diet and maintaining a healthy lifestyle can also help keep hair healthy.

What are the early signs of alopecia in females? ›

Other signs that you may have alopecia areata include:
  • Gray and white hairs often remain where you have hair loss.
  • Hair starts to regrow on its own where it fell out.
  • Hair begins growing in a bald spot and starts falling out in another area.
  • Hair loss occurs during a colder month of the year.

Can female hair loss grow back? ›

Is it reversible? While some forms of AFAB hair loss are temporary, female pattern baldness is permanent and irreversible without treatment. However, proper treatment can stop the hair loss and potentially help regrow some lost hair.

What vitamin deficiency causes hair loss and fatigue? ›

Vitamin D deficiency is the leading cause of hair loss. Researchers are still looking into whether it can cause alopecia areata. Symptoms of this deficiency include fatigue, high blood pressure, mood changes and chronic pain among others. The best sources of vitamin D are avocados, eggs, nuts, fish, and chia seeds.

Is there a blood test for hair loss? ›

If your dermatologist suspects that the cause of your hair loss could be a disease, vitamin deficiency, hormone imbalance, or infection, you may need a blood test or scalp biopsy. These tests can be done in your dermatologist's office.

How do I know if I'm losing too much hair? ›

It's normal to shed between 50 and 100 hairs a day. When the body sheds significantly more hairs every day, a person has excessive hair shedding.

How much B12 should I take for hair loss? ›

How much B12 should I take daily for hair growth? The lowest amount recommended that should be traceable in your body is 2.4 mcg. While you are looking for a difference in your hair growth you can increase this dosage to 3 mcg and beyond.

What does vitamin B12 do for hair? ›

However, vitamin B12 may give you the appearance of fuller and thicker hair because the increase in oxygen to hair follicles can help stimulate the replacement of lost strands. Vitamin B12 may also help give your hair an overall healthier appearance since intake of enough B12 is responsible for stronger hair shafts.

What is lupus hair? ›

The hair at the front of your hairline might also be more fragile than usual and break off. Jagged, short hairs at the front of the scalp are collectively known as “lupus hair.” Hair loss is an early sign of lupus. If you get a diagnosis and treatment in time, you may slow the disease's progression.

Can low immune system cause hair loss? ›

Yes. Your immune system can impact hair growth, positively or negatively. There is a correlation. Healthy and active immune cells ensure hair regeneration, while defective immune cells can impair growth and trigger hair loss.

Is hair loss a symptom of lupus? ›

Inflammation — which is a hallmark symptom of lupus — is often widespread. When it develops around the scalp and hair follicles, hair loss can occur. It's important to note that inflammation caused by lupus doesn't only affect hair on the scalp. It can also cause loss of eyebrows, beards, and eyelashes.

What medications cause hair loss? ›

Hair loss is a relatively rare side effect, but a variety of medications may cause it: beta-blockers, blood thinners, antidepressants, cholesterol-lowering drugs, certain nonsteroidal anti-inflammatory drugs (NSAIDs) and hormone-related drugs like thyroid meds, hormone replacement therapies or steroids.

How can I make my hair loss go away? ›

The most common options include:
  1. Minoxidil (Rogaine). Over-the-counter (nonprescription) minoxidil comes in liquid, foam and shampoo forms. ...
  2. Finasteride (Propecia). This is a prescription drug for men. ...
  3. Other medications. Other oral options include spironolactone (Carospir, Aldactone) and oral dutasteride (Avodart).
Mar 26, 2022

Can thin hair become thick again? ›

Here's the hard truth: Little can be done to permanently change the diameter of individual hair strands. Thickening products can do wonders to temporarily plump hair strands, but when it comes down to it, fine hair is genetic and can't be changed.

What does alopecia start like? ›

Symptoms of alopecia areata

The main symptom of alopecia areata is hair loss. Hair usually falls out in patches on the scalp. These patches are often several centimeters or less. Hair loss might also occur on other parts of the face, like the eyebrows, eyelashes, and beard, as well as other parts of the body.

How does alopecia make you feel? ›

Though the symptoms of alopecia areata typically do not cause physical pain, many people with the condition say that it causes emotional, or psychological, pain. This type of pain is as serious (and can feel the same) as physical pain and can lead to feelings of sadness, depression and anxiety.

What's the difference between alopecia and hair loss? ›

Baldness, also known as alopecia, is hair loss, or absence of hair. Baldness is usually most noticeable on the scalp, but can happen anywhere on the body where hair grows. Treatment for baldness depends on the type of baldness and its underlying cause. Most forms of baldness have no cure.

At what age does women's hair thin? ›

The most common genetic condition is known as female-pattern hair loss, or androgenic alopecia. Women with this condition might notice a widening of the part at the top of the head, often beginning when a woman is in her 40s or 50s. You might experience this if you inherit certain genes from one or both parents.

How to stimulate hair growth? ›

Eating more protein, using products made with caffeine, avoiding permanent dye, and reducing your stress are just a few things you can do to promote healthier and faster hair growth.
...
These nutrients can include:
  1. biotin.
  2. vitamin C.
  3. vitamin D.
  4. vitamin E.
  5. zinc.
  6. iron.
  7. omega-3 and omega-6.
Jun 18, 2020

Why am I losing so much hair and tired? ›

Physical and psychological fatigue, closely linked to stress and burnout, can have an impact on hair loss. We explain everything. Fatigue associated with an emotional shock can lead to reactional hair loss, known as “acute telogen effluvium”. It usually appears three to four months after a triggering factor.

Does vitamin D deficiency cause hairloss? ›

Does vitamin D deficiency cause hair loss? Research shows that a lack of vitamin D in your body can lead to hair loss. One role vitamin D plays is stimulating new and old hair follicles. When there isn't enough vitamin D in your system, new hair growth can be stunted.

Can low zinc cause hair loss? ›

Hair loss is a well-known sign of zinc deficiency. Although zinc deficiency is not common, restoring zinc may help reverse hair losses in those who are deficient (Almohanna, 2019). This mineral is an essential part of cell growth, protein synthesis, and the immune system.

What hormones should be checked for hair loss? ›

There are several hormones which you can screen in case of having massive hair loss. They are Prolactin, Testosterone, DHEA, luteinizing hormone and follicular stimulating hormone. Thyroid Level Test: This is another most important test which you can go for; they are T3, T4, and TSH.

Which thyroid test is done for hair loss? ›

The TSH test

When the body produces too much or too little thyroid hormone this may lead to hair shedding. The single best test for thyroid problems is a blood test for “TSH” or thyroid stimulating hormone.

What can a dermatologist do about hair loss? ›

Prescribing Hair Loss Treatment

There are two FDA-approved treatments available for male pattern hair loss: topical minoxidil and oral finasteride. Minoxidil can be obtained over the counter without a prescription, but finasteride will require a prescription from your dermatologist.

How can I stop my hair from losing? ›

How to prevent hair loss and improve hair health
  1. Avoid hairstyles that pull on the hair. ...
  2. Avoid high-heat hair styling tools. ...
  3. Don't chemically treat or bleach your hair. ...
  4. Use a shampoo that's mild and suited for your hair. ...
  5. Use a soft brush made from natural fibers. ...
  6. Try low-level light therapy.
Aug 17, 2018

How do you fix Losing hair? ›

The most common options include:
  1. Minoxidil (Rogaine). Over-the-counter (nonprescription) minoxidil comes in liquid, foam and shampoo forms. ...
  2. Finasteride (Propecia). This is a prescription drug for men. ...
  3. Other medications. Other oral options include spironolactone (Carospir, Aldactone) and oral dutasteride (Avodart).
Mar 26, 2022

How can I stop hair loss naturally? ›

Natural hair regrowth treatment options
  1. Massage. Massaging the scalp, which people can combine with hair oils and masks, stimulates the scalp and may improve hair thickness . ...
  2. Aloe vera. Aloe vera has long been used for treating hair loss. ...
  3. Coconut oil. ...
  4. Viviscal. ...
  5. Fish oil. ...
  6. Ginseng. ...
  7. Onion juice. ...
  8. Rosemary oil.

Can hair regrow after hair fall? ›

Although hair re-growth may be possible, you should also know when to seek professional help. If the reason for thinning hair is genetics, it will not grow back on its own. To grow back a healthy, full head of hair, you'll need to take action, and that involves reviewing different hair loss options.

What can doctors prescribe for female hair loss? ›

Hair Loss in Women: Treatments
  • Minoxidil (Rogaine)
  • Androgen Receptor Inhibitors.
  • Estrogen and Progesterone.
  • Oral Contraceptives.
  • Ketoconazole (Nizoral)
  • Finasteride (Propecia, Proscar)
  • Dutasteride (Avodart)
  • Cyproterone Acetate with Ethinyloestradiol (Diane 35, Diane 50)

Videos

1. Alopecia Areata, Causes, SIgns and Symptoms, Diagnosis and Treatment.
(Medical Centric)
2. Alopecia - Causes, Symptoms and Treatment
(Rehealthify)
3. What are the Early Signs of Alopecia? (Early Hair Loss Signs)
(Advanced Cosmetic Surgery & Laser Center)
4. Doctor explains Alopecia Areata (aka patchy or total hair loss) - Signs, Symptoms, Treatment & more
(Doctor O'Donovan)
5. Female Hair Loss: Cause, Symptoms & Treatment (Hindi) | Hair Loss in women | Female Hairfall | Satya
(Satya Skin & Hair Transplant Clinic)
6. 8 Reasons Why You Might be Losing Hair
(Medical Centric)

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