A filamentous biomaterial that grows from follicles found in the dermis.

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Does trimming your hair regularly make it grow faster?

I heard this recently from a friend who claims every hair stylist they've ever spoken to tells them this. After some searching I've found several articles claiming it and several more claiming it's ...
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0answers
70 views

Can drinking beer cause hairloss or more shedding?

I have seen some reports that drinking beer can cause shedding. Maybe it is related to alcohol and estrogens. Can these reports have any foundation? ...
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1answer
171 views

Does onion juice increase hair growth?

Some web-sites say that onion juice, applied topically, can promote hair growth Is this true? Closely related question: Does garlic improve hair growth in androgenetic alopecia?
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0answers
50 views

Does eating brewer’s yeast increase hair growth?

I heard this idea many times, here for example. Brewer’s yeast contains many vitamins, minerals and proteins that are indispensable for your hair. The lack of these nutrients, instead, may cause ...
7
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0answers
130 views

Does heavy exercising increase beard growth?

The claim that exercise promotes beard growth is common around the Internet. The explanation that is the most common is that heavy exercising increases the testosterone levels in the body and that in ...
2
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1answer
217 views

Do North Korean men have to cut their hair like Kim Jong Un does?

I read on several websites that a recent law compels North Korean men to cut their hair like Kim Jong Un does. Where does this information come from? Is it reliable? Here is an example in Belgian ...
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1answer
605 views

Does garlic improve hair growth in androgenetic alopecia?

I have found two papers related to garlic for treating alopecia areata [1,2]. Is there any other evidence for hair growth in androgenetic alopecia? In fact there are some statements [3,4] that it ...
7
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1answer
477 views

Does cutting or shaving the hair of infants cause better hair regrowth?

An earlier Skeptics Stack Exchange question asks: If you shave or wax, will the hair grow back stronger or thicker? However, I am interesting in a more specific claim: that shaving the head of an ...
5
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1answer
331 views

Does honey, applied topically, cause your hair to go white?

I used to hear this from my friends: If you apply honey to your hair, your hair will turn white. Is it true?
7
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1answer
2k views

Is shaving your pubic hair bad for you?

I've been told that it is currently very popular to shave you pubic hair, especially if you are a woman. There appears to be evidence that it is popular. This article from The Atlantic is titled: ...
2
votes
1answer
2k views

Does the Theradome Laser Helmet deliver around 7 J/cm2 to the head?

The Theradome Laser Helmet is claimed by its manufacturers to promote healthy hair growth. In this infographic, they claim it delivers energy to the skull at a concentration of 6.959 j/cm2 - ...
0
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0answers
173 views

Does the removal of body hair increase hair growth on scalp?

According to this MSN post Androgens, the group of hormones responsible for hair loss, are also linked to prodigious body hair and beard growth. Some studies suggest that regular removal of body ...
9
votes
1answer
573 views

Will coffee increase the growth of white hair?

I am curious about white hair: A friend told me that drinking coffee and tea would increase the number of white hair. There is a similar claim on the English Pravda site: Among other reasons of ...
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1answer
942 views

Do long-haired men have better intuition?

I found an article on Worldwide Hippies which describes a military experiment on the intuitive abilities of Native American trackers: Then they would pair two men together who had received the ...
5
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0answers
104 views

Is there a link between hair color and the number of hair follicles?

I've heard that people with blond hair usually have significantly more strands of hair. I searched around online, but I can't find anything outside of some unsourced answers to more more broad Q&A ...
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vote
0answers
129 views

Is bentonite a hair clarifier?

Pretty much every natural hair blogger out there (eg. Naptural85, CurlyNikki) has talked about how Bentonite clays get rid of lint and product buildup. However, I also see other bloggers using the ...
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0answers
201 views

Will applying beer on my hair make it appear shiny and lustrous?

There are numerous beauty sites that claim that applying beer on my hair will make it shiny and lustrous. Is this true?
14
votes
1answer
374 views

Do ionizing hair-dryers reduce frizz and drying time?

The new wave in Hair Dryer technology involves marketing benefits based on Ionization. Is there any evidence for any of this though? Conair® Turbo 1875: "Ionic technology helps enhance your ...
9
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0answers
4k views

Does pulling out a grey hair make more grow?

I remember my mother telling me not to let other people yank any gray hairs or else more will come in its place. It has always stuck to me but wondering if it's true.
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0answers
594 views

What hair-care benefits come from adding fruit or fruit-extracts to shampoo?

Shampoo manufacturers seem to be very keen to tell us about the all the fruit and fruit-extracts they put in their product. I suspect that the hair-care actually comes from the other ingredients they ...
7
votes
1answer
533 views

Can an electric chair shock raise your hair?

What the title says- is it as it is often portrayed in cartoons?
6
votes
0answers
188 views

Does Finasteride reduce hair loss?

Several doctors told me by that taking Finasteride (AKA Proscar or Propecia), I have a better-than-even chance of reducing hair loss. This Wikipedia article cites one study the corroborates this ...
5
votes
1answer
17k views

Does castor oil cure baldness?

I've seen sites and pictures online that say castor oil cures baldness, complete with photos. While there are some commercial products available that claim to stop and reverse hair loss, using ...
4
votes
0answers
485 views

Do silicea capsules make hair thicker?

I had Silicea capsules suggested by a pharmacist as a food supplement which is supposed to help maintain healthy hair. The product is manufactured by hübner, entitled Original Silicea Capsules, the ...
4
votes
1answer
14k views

Do eyebrows grow back when shaved?

I have heard the claim that if you shave your eyebrows, they will never grow back. I have even heard that surgeons try as much as they can not to shave a person's eyebrows unless absolutely necessary. ...
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votes
0answers
1k views

Can Monistat improve hair growth?

I was surprised to read in a Long Hair Care forum that people who spray diluted Monistat (the yeast-infection treatment!) onto their scalp significantly increases and accelerates hair growth. I can't ...
9
votes
0answers
9k views

Does washing your hair with a coal-tar soap prevent hair loss and accommodate hair growth?

I have heard several people, including both a former dermatologist and a hair-dresser claim that coal-tar soap can help prevent hair-loss. The Herbs and Home Remedies site recommends it (combined ...
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0answers
2k views

Is hair colour correlated with intelligence?

..for some commonly agreed-upon, objective, quantitative, non-discriminatory intelligence criterion. Before you rush to close this as a duplicate, yes, I am aware of this other question that treats ...
11
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0answers
1k views

Is a cold shower good for you? (Less hair loss, better health, refreshing, etc.?) [closed]

I just read that a cold shower is good for you, and (specifically) that it helps decrease hair loss. Cold showers provide a gentle form of stress that leads to thermogenesis (internal generation ...
6
votes
1answer
1k views

Do biotin supplements increase hair growth and strength?

There many websites selling biotin suplements claiming that they will make hair grow stronger and faster. Here are two examples: Hair Growth Vitamin Bio-info Hair Growth Biotin deficency is shown ...
12
votes
0answers
573 views

Do you need to “wash, rinse and repeat”?

In a way, this is related to the question: Is washing your hair too often bad? A recent TEDxDraper talk by Kerry Bishop, "Toothpaste", repeated a statement I remember from my marketing lectures when ...
21
votes
1answer
2k views

Is washing your hair too often bad?

This is one that I've heard on more than one occasion: "Don't wash your hair every day. Wash it every two days as washing it too often will damage it." Is there any truth in this? Can frequent hair ...
15
votes
1answer
2k views

Are blondes dumb or is it just a sarcastic saying?

Many a times in hollywood, blondes are projected as unitellegent, stupid and dull-witted. In fact a perception around the world can be realized about the same. In friends circle, TV shows and social ...
9
votes
1answer
3k views

Does hair grow faster in the sun?

I've been told that hair grows faster when you are in the sun, is there any truth to that or is it a myth among people in a sun starved country? :) Related: Does plucking impact hair ...
96
votes
2answers
9k views

If you shave or wax, will the hair grow back stronger or thicker?

Many people believe that if you shave or - especially - wax your legs, arms, chest, pubic hair or armpits then the hair will grow back stronger, or thicker, or more black, or more rapidly, or any ...