Thursday, November 17, 2011

How does Laser Hair Removal Actually Work?

Laser hair removal is a popular option for many people, and now that it is possible to safely carry it out at home using a home laser hair removal unit it is also far less expensive than it was previously.  If you have the right sort of hair and skin, it can provide excellent results, and while it isn't technically permanent, you can get around an 80% reduction in regrowth.  Magic? No, science! So, how does using lasers to diminish hair growth work?

How Laser Hair Removal Destroys Hair

Laser hair removal uses highly targeted electrical light, which is absorbed and transferred by the melanin.  The follicle is the root within the pore which hair grows from.  Melanin is the pigment which gives your hair its colour.  The process is designed to attack only the hair and its follicle, and not to cause any harm to the surrounding tissue.

Why is Laser Hair Removal Only suitable for Some Skin and Hair Types?

Because the laser targets the melanin, if your hair has no pigment (white hair) or very little pigment (blonde hair) there is nothing there for the laser to attack, and your hair will withstand the laser without taking much damage.  Equally, if there is a lot of melanin in your skin, either because you are dark skinned or because you have a dark tan, the laser light can work too much on the skin surrounding the hair, causing it to discolour and burn.  For this reason, the best candidates for laser hair removal are people with pale to light brown skin, and the darker and coarser the hair the better. 

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