Posts Tagged ‘ Hair ’

Why do we need body hair?

Sep 22nd, 2008 | By

Hair has many important roles in our body. Let’s discuss them one by one. PROTECTION Hair is one of the important parts of integumentary system of our body. It serves us by preventing the foreign particles like dust to enter the body. For e.g. hair around eyes does not allow dust to enter in the
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Why does hair turn gray?

Aug 7th, 2008 | By

Every hair on the head has two important parts. One is shaft which we see as a part growing out and the second one is root, which is present under our scalp and it always firmly holds the hair. A group of tissue surrounds the root of every hair which is known as the hair
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How hair coloring works?

Jul 20th, 2008 | By

Prominent ways of hair coloring: 1) Temporary hair coloring: In temporary hair coloring pigment molecules are large in size and do not enter in the cuticle of hair. They only coat the hair which can be removed by shampooing. Products like shampoo, gels sprays etc contains temporary hair color. 2) Demi-permanent hair color In this
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Why do we have nose hair?

Jun 9th, 2008 | By

Why we have nose hair? We always heard the answer for this question is that it protects foreign bodies and dust particles to enter in our body which is absolutely true. It acts as a filter for our nasal passages. We should not confuse cilia with nose hair. They are the small microscopic strands. Cilia
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