i've heard that the body (as a whole) replaces itself entirely, every 3 months. so for skin, 3 months or less? :D
2006-10-26 09:39:55
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answer #1
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answered by melon_rose 2
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Humans Shed Skin
2016-10-31 07:58:19
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answer #2
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answered by ? 4
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No way does it take 3 months! Everytime you put clothes on and take them off, you remove tiny particles of dead skin. I've heard that the average human body gets a 'new' skin every six weeks but areas like the soles of your feet, your knees and sometimes your elbows, tend to hang onto dead skin much longer. That's why people often get a build up of hard / rough skin on those areas.
2006-10-26 09:48:08
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answer #3
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answered by Jennifer O 2
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Did you know that the skin is the largest organ of the human body? Our skin is an amazing part of our life. It is less than 2 millimeters thick, but within its three layers there is an unseen world.
2 The first layer, called the epidermis starts with what we see on the surface. Most of this is either dead or dying cells, millions of which are rubbed off each day. During an average lifetime up to 100 pounds of skin are shed. Also contained within this layer is keratin, a substance which makes our skin waterproof. Without it we would be like a soggy wet towel after a swim or bath. The color of our skin is determined by melanin, a brown pigment found in the epidermis as well. The more melanin a person has the darker their skin will be.
3 Under the epidermis, we find the dermis. Here are the sweat glands, hair follicles, blood vessels, nerves, and touch sensors. In one square inch of our skin, there are nearly twenty feet of blood vessels. Stretched out they would be as long as three cars parked end to end. The sweat glands and hair follicles start here and travel all the way up through the epidermis to the outer layer of the skin. Sweat glands release sweat onto the skin's surface through tiny openings called pores to keep our bodies cool. Hair follicles have glands associated with them that make a natural oil called sebum. This oil helps to keep our skin soft and supple. Attached to hair follicles are tiny muscles that react to cold, anger, or a fright making our hair stand on end and causing goose bumps.
4 The final layer of skin is called the hypodermis. This is where fat cells are stored to assist in conserving body temperature. This fat layers also helps to provide nourishment to the other two layers and aids in preventing trauma to the internal organs.
5 The sense of touch is found in our skin. The nerve endings and touch sensors are located in the dermis where they detect touch and register pain. Specialized nerve endings that detect light pressure are found in the upper area of the dermis, while those that detect heavy pressure are further down in this layer. Touch is an important part of our lives. Without these sensors, we wouldn't feel a hug or know we had burned our finger.
6 Care of our skin is an important part of our daily lives. Because our skin provides protection from the elements around us, we need to take special care of this large organ. Cuts and scrapes need to be cleaned and protected. Hydrogen peroxide should be used to clean out a wound, and it's fun to watch it bubble. After a cut is clean, apply an antibacterial cream or ointment and cover it up with a bandage. From fluorescent pink to clear, there's a bandage available to meet your personal style.
2006-10-26 09:48:36
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answer #4
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answered by 'Cause I'm Blonde 5
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The outermost layer of everyone's skin is actually all dead cells. They are shedding all the time. That is what dandruff, Bathtub rings, and "ash" are all about. By the way, your hair is all dead cells as well. The only live cells are below the skin surface.
2016-03-19 00:22:01
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answer #5
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answered by Anonymous
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you skin is being shed all the time, the average skin cell lasts about 3 months so 3 months
2006-10-28 08:50:09
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answer #6
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answered by -x-lil-kate-x- 3
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i thought we were constantly shedding skin and generating new cells. don't know how long it would take to regenerate our whole body though. maybe it depends on our size.
2006-10-26 09:44:44
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answer #7
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answered by magicalle 4
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im a trainee beauty theapy and your shedding your skin now as you read this every 6 weeks you have a new layer of skin
2006-10-26 11:40:22
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answer #8
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answered by SHAUNA 2
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All your cells are replaced about every 7 years. Skin is probably 3 months as above because it is exposed to outside influences such as washing and all that fun stuff we all do every day.... well some of us anyway.
2006-10-26 09:44:16
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answer #9
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answered by Martin G 4
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in my beauty course i learnt that something called keritinisation happens. this process takes 28 days. the bottom layer of skin (stratum germinativum) slowly rises to the top and becomes the top layer of skin (the stratum corneum) there are 5 layers all together and as it rises on layer is removed and a new one begins to develop.
2006-10-26 12:19:14
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answer #10
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answered by mgkinsella@btinternet.com 2
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