Hair is simple in structure, but has important functions in social functioning. Hair is made of a tough protein called keratin. A hair follicle anchors each hair into the skin. The hair bulb forms the base of the hair follicle. In the hair bulb, living cells divide and grow to build the hair shaft.
Hair is a protein filament that grows from follicles found in the dermis. Hair is one of the defining characteristics of mammals. The human body, apart from areas of glabrous skin, is covered in follicles which produce thick terminal and fine vellus hair
How long can humans grow their hair?
Two to seven years – an average, a hair grows for two to seven years, so the ultimate length of any given hair strand depends on how quickly your hair grows. Most people can expect about a half inch of growth each month. If your hair grows at this rate, you can expect a maximum hair length of 12 to 42 inches.
Is human hair a cell?
Human hair is formed by rapid devisions of cells at the base of the follicle. As the cells are pushed upward from the follicle’s base, they harden and undergo pigmentation. The hair on our scalps and in our eyebrows and eyelashes are different from other bodily hair.
How do I know my hair type?
To find out the width, start by taking a single strand of hair and laying it flat on the table. If you can barely see the hair or feel it between your finfertips, then you have fine hair. If the hair strand looks thick and appears to be textured, then the hair is coarse.
What causes hair loss in teenagers?
The roots of hairs in the early stages of the rest phase may end up being pulled out before they are ready to fall out on their own after their growth lifecycle, especially if the hair is massaged or washed more energetically than usual. This is why hair fall is noticed for 2-3 days after vigorous oil massage or change in shampooing or conditioning regime, or a move to new brushes. What you need to realise is that these weak hairs will surely fall off irrespective of using the best hair oils. Some of us even avoid washing the scalp for fear of losing hair. However, skipping a shampoo will not help your weak hairs to remain on your scalp.
Hair loss in teenagers can happen for several reason. The first step to remedying teenage hair loss is find the cause of the problem. Mechanical causes include extreme hair care treatment, such as excessive use of hairdryers, curling or other heat treatments, bleach treatment and tight hairstyle such as ponytails. Scalp fungal manifestation can cause hair to be lost in patches, hair to be broken, and the scalp to be affected. Other causes can be related to hormone problems or condition such as alopecia areata.
Remember, inadequate nutrition is the second most common cause of hair fall and sensible nutrition helps hair to re-grow. A wholesome diet, rich in proteins, calcium and iron, will help produce or prevent hair loss. Green, leafy vegetables are good mineral sources. Eat plenty of iron-rich foods, like liver, wholegrain cereals, dark green leafy vegetables, egg, dates and raisin.
To encourage hair growth, adhere to a diet rich in protein. Good sources of protein are low-fat cheese, eggs, fish and beans. Another important nutrient for hair health, silica, is found in the outer coverings of potatoes, green and red peppers, cucumbers and bean sprout. Vitamin E is important for healthy hair growth; eat avocados, nuts, seeds and olive oil on a regular basis. Reduce salt in your diet; include a teaspoon of ghee in your diet.
Foods to help reduce or prevent hair loss
A wholesome diet, rich in protein, calcium and iron, will help reduce or prevent hair loss. Green, leafy vegetables are good minerals sources. Eat plenty of iron rich foods, like liver, wholegrain cereals, dark green leafy vegetables, eggs, dates and raisins. To encourage hair growth, adhere to a diet rich in protein.