Why is my hair falling so much in summer?

Author: Mateo Bernier  |  Last update: Saturday, September 13, 2025

Just like animals shed their winter coats, we humans can shed more hair in the summer. It's all part of the hair's natural cycle. In summer, your hair can enter the telogen, or resting phase, where it's more likely to fall out. Don't panic – this is totally normal and new hair will grow back in its place.

How do I stop my hair from shedding in the summer?

Here are some tips on how to stop your hair from shedding and foster healthy hair growth:
  1. Eat a well-balanced diet. Hair is made of keratin, a protein vital to growth. ...
  2. Let your hair down. ...
  3. Treat your hair to a spa day. ...
  4. Take a Vitamin D supplement. ...
  5. Strengthen hair at the root.

How can I stop my hair from falling out in summer?

Sun Protection: Just as you protect your skin from UV radiation, your hair also requires sun protection. Wear hats or scarves to shield your hair from direct sunlight, or use hair care products containing UV filters. Gentle Cleansing: Regularly cleanse your scalp and hair to remove sweat, dirt, and product buildup.

What vitamin am I lacking if my hair is falling out?

Only riboflavin, biotin, folate, and vitamin B12 deficiencies have been associated with hair loss. Vitamin B2 (riboflavin) is a component of two important coenzymes: flavin mononucleotide (FMN) and flavin adenine dinucleotide (FAD) [22].

What month does hair shed the most?

Seasonal shedding often occurs during the fall months, such as September and October, and at some point in the spring, like April and May. This timeline often coincides with the second half of the hair growth cycle, where more hairs are shed.

8 Reasons Why You Might be Losing Hair

Why am I losing so much hair as a female?

An underlying health condition like an abnormal thyroid, anemia, vitamin deficiency, etc. Hormonal changes (pregnancy, menopause). Certain medications and supplements (blood pressure medicines, gout medicines and high doses of vitamin A). Genetic predisposition (it runs in your biological family history).

What does vitamin D hair loss look like?

When deficiency disrupts vitamin D in your scalp, the anagen (growth) phase shortens. This prematurely pushes more resting follicles into the telogen (rest) phase. Excessive shedding occurs, resulting in thinner hair. Research clearly demonstrates this link.

What is a hair pull test?

This simple test measures the severity of hair loss. During a pull test, a dermatologist grasps small sections of hair, about 40 strands, from different parts of the scalp and gently tugs. If six or more strands fall out, you have what's known as active hair loss.

Is hair loss in summer normal?

A slight increase in hair loss over summer isn't necessarily a cause for concern. Since dehydration may lead to hair loss, as well as UV exposure and heat, it's normal for some people to experience greater hair loss. However, if you're losing significant amounts of hair, the cause may be beyond seasonal.

How can I hydrate my hair in summer?

Summer Hair Care Routine
  1. Step 1: Use a hydrating shampoo. Investing in a hydrating shampoo will prevent dry, brittle hair during summers. ...
  2. Step 2: Go for a nourishing conditioner. ...
  3. Step 3: Pamper with a hair mask. ...
  4. Step 4: Don't skip the hair serum. ...
  5. Step 5: Apply night cream.

How can I stop my hair from falling out due to heat?

Using a heat protectant product before blow-drying your hear and styling will limit the amount of moisture escaping from the hair shaft. Try to avoid using your heat irons as frequently, and consider adapting a style that complements this. Consider using a hair mask 1-2 times weekly and leave in overnight.

When I run my fingers through my hair it falls out?

It's perfectly normal to lose a few stray strands when running your fingers, or a comb, through your hair. But if you notice increased hair being pulled out when you are being gentle, this can be a cause of concern that you should get checked over.

How can I control my hair fall in summer?

Avoid excessive heat styling – Let your hair air-dry whenever possible. Oil your hair weekly – Use coconut or argan oil to nourish the scalp. A nutrient-dense diet is the foundation of healthy hair. By making smart food choices, you can reduce summer hair fall and maintain strong, shiny locks.

What is the best shampoo for hair loss?

Top shampoos for thinning hair, at a glance
  • Best Overall: Nizoral Anti-Dandruff Shampoo, $15.
  • Best for Thickening: Kérastase Densifique Thickening Shampoo, $44.
  • Best for Damaged Hair: Vegamour Hydr-8 Shampoo, $38.
  • Best for Volume: Bumble and Bumble Thickening Volume Shampoo, $37.

Which deficiency causes hair loss?

Iron deficiency is one of the most infamous causes of hair loss, especially among vegans and women with heavy periods. Iron is the raw material for making hemoglobin, a protein that helps carry oxygen to all cells in your body, including those in your hair follicles.

Will my hair grow back if I increase my vitamin D levels?

There is also little evidence to suggest that vitamin D can lead to hair regrowth. Some studies have found that low vitamin D levels may be associated with female pattern hair loss, which is the most common type of hair loss in women. However, further studies are necessary to confirm this potential link.

What are signs of low vitamin D?

Symptoms of vitamin D deficiency may include:
  • Fatigue.
  • Not sleeping well.
  • Bone pain or achiness.
  • Depression or feelings of sadness.
  • Hair loss.
  • Muscle weakness.
  • Loss of appetite.
  • Getting sick more easily.

Can thin hair become thick again?

Yes, absolutely! Stress, excessive heat styling, age and even genetics can deplete your hair's thickness. Keeping your scalp and roots healthy is how you can promote the growth of thick hair. You can do the same by oiling regularly, refraining from wearing tight hairstyles and following a nourishing hair care routine.

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

It may be a sign that you're losing too much hair if: Increased shedding. Thinning or bald spots. Changes in hairline.

How to stop hair fall immediately at home?

Top 10 Natural Remedies for Hair Loss You Can Try at Home
  1. Scalp Massage: ...
  2. Aloe Vera: ...
  3. Onion Juice: ...
  4. Coconut Oil: ...
  5. Ginseng: ...
  6. Green Tea: ...
  7. Rosemary Oil: ...
  8. Fish Oil Supplements:

What season does hair shed the most?

In the telogen phase, the roots recover before the cycle begins again.” We lose around 100 to 200 hairs a day through this cycle, but in the fall, we tend to lose even more. “In evolutionary terms, our hair is part of our coat. Accordingly, there is also a shedding cycle,” says Merkel.

Why is my hair falling out like crazy?

Sudden hair loss can be temporary due to stressors, hormonal changes, medications, and other environmental factors. However, hair loss can also be permanent depending on the cause and how it affects the hair growth cycle.

Can hair grow back after thinning female?

If you've lost hair from female pattern baldness, it won't grow back without treatment. Proper treatment can stop hair loss and help regrow some hair.

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