It can be a distressing time when hair thins unexpectedly. But things can be made a little easier if you know why it is happening. By understanding how your hair ‘works’, you’ll also be able to find out what you could do to help solve any problems.
It is completely normal to lose some hair – about 100 strands – every day as a part of the hair growth cycle. But if you feel your hair is becoming thinner, there are a number of reasons why, including the natural ageing process and hereditary hair loss. Women with thinning hair often think it’s due to something they’ve done. Whereas, in fact, sustained hair thinning in women is usually hereditary, so don’t blame yourself. It is only occasionally that there may be other causes, such as illness, diet and stress. But the important thing is for you to get a proper diagnosis of your particular thinning hair by seeing your GP.
Thin hair
If you have thin hair, it means you physically have a small
number of hair follicles on your scalp. Blondes normally have
the most hairs, around 140,000, with redheads having fewer,
around 90,000.
Fine hair Although blondes have more hair follicles, the actual diameter of their hair strands are normally smaller, making it appear ‘fine’. Hairs that are coarse have wider, ‘thicker’ hairs.
Thinning hair When hair is thinning, it means that the scalp is in the process of losing hair. This can be due to a variety of conditions. The most common cause is androgenetic alopecia (hereditary hair loss).
Both women’s and men’s bodies contain testosterone (male hormone) and oestrogen (female hormone) but in very different amounts. Although this type of condition is actually linked to male hormones, it doesn’t mean that women who experience this type of hair thinning have higher levels of testosterone, it is more to do with how sensitive their bodies are to it.
The hair growth cycle Our bodies contain all the hair follicles we’ll ever have from the very day we are born. Although over time, some may change in size, often due to hereditary hair loss, new hair follicles do not develop. As adults, we have about 100,000 individual strands of hair. Losing around 100 of them every day is completely normal and is simply the result of the natural hair growth cycle, similar to an 'on-off' system. This means that when an old hair ‘dies’, the growing phase starts again for a new hair to replace it. The hair growth cycle has three different phases:
The 3 phases of the hair growth process
Phase 1 – Anagen
- The growing phase, lasting approximately 1,000 days
The anagen phase is the growing, or the ‘on’ phase.
In humans, this lasts for approximately 1,000 days, but can
range from 2 to 6 years. During the anagen phase, hair cells
grow rapidly, producing the hair shaft from the follicle, which
itself grows deeper into the scalp. The length of your anagen
phase determines the maximum length of your hair. So, the longer
your anagen phase, the longer your hair will grow.
Phase 2 – Catagen
- Hair stops growing
The catagen phase only lasts for one to two weeks. It is the
transitional or regressive phase. Essentially, it is when the
hair stops growing. During this period, the hair follicle shrinks
and part of it starts to die.
Phase 3 – Telogen - Resting
phase
The telogen phase is the final resting stage, or ‘off’
phase.
When the old hair is in this phase, the hair follicle becomes
active again and a new hair in the anagen phase develops, forcing
the old telogen hair out. This is when you might notice hairs
in the bath or in your brush or comb.
At any one time, around 90% of most people's hair follicles
are in the ‘growing’ anagen phase and approximately
10% are in the ‘resting’, or telogen, phase.
Women who have hereditary hair loss have hair follicles which are, unfortunately, genetically programmed to turn from the longer, coloured terminal hairs to shorter, vellus-like hairs. Their growing (anagen) phase also becomes shorter and shorter, while a greater percentage of hairs enter the telogen (resting) phase.
Men who experience androgenetic alopecia normally have hair which starts thinning from the temples, above the forehead and crown (male pattern balding) and lose a lot more hair than women. Very occasionally, women can experience male pattern baldness and men can experience female pattern baldness, but these incidences are very rare.
Women’s hair loss can start from 20 years of age, or more commonly with the onset of the menopause. This is much later than men, who can start losing hair from puberty. It effects women of any race and can be inherited from either the mother’s or father’s side – or even both. The condition can also skip generations, so even if your mum or dad have got a thick head of hair, androgenetic alopecia could still be in your genes.
You can call a halt to hereditary
hair loss
Fortunately, there is something you can do to help stop
this type of hair loss. Regaine for Women
is the first women’s hair loss treatment in the
UK that has been proven effective. It contains the active
ingredient minoxidil and is clinically
proven to treat hair thinning, with 4 out of 5 people
finding that Regaine for Women actually prevented further
hair loss with continued use. In fact, clinical trials
have shown that 3 out of 5 women go on to regrow some
hair.
Click here to order Regaine for Women
Pregaine
You could also use Pregaine, our gentle shampoo which has
been specially formulated to care for thinning hair. Although
this isn't specifically made for women, it will add body,
volume and manageability to your hair. It also cleans your
hair effectively without affecting how Regaine for Women is
absorbed.
Click here to order Pregaine Shampoo
Regaine for Women contains minoxidil. Always read the label and follow instructions for the best results.
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