Monday 20 July 2015

MUST WATCH VIDEO-FROM CONCEPTION TO BIRTH

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ANALYSING DREAMS THE SCIENTIFIC WAY



DREAM ANALYSIS
I sleep in the clouds, dream in the sky,
I'll keep dreaming as life passes me by,
I think my dreams keep me sane,
I dream of happiness, a life without pain,
some people say I'm stuck in ..........

Dreams are successions of images, ideas, emotions, and sensations that occur involuntarily in the mind during certain stages of sleep. Dreams have been a mystery to us since man first developed the ability to walk upright. There are lots of misconceptions as to what dreams are. Some think it is a voice from beyond, others think it is your soul talking to you. Mainly it is your subconsious mind helping your conscious mind work through the events of your life. There is nothing psychic, mystical or religious about understanding dreams. With simple scientific logic, each one of us can analyse and in fact interpret our own dreams.
 The scientific study of dreams is called oneirology. Oneirology doesn’t study what we dream; it studies why we dream and how we dream: a difference that could mean everything, no matter which side of the fence you’re on. Oneirology is a term that was first coined in 1653 by Marquis d’Hervey de Saint Denys. Dement and Kleitman discovered the presence of the first stage of sleep. The REM stage of sleep, or rapid eye movement stage, was first discovered through the measurements taken by an electroencephalograph (EEG).The EEG showed that the activity going on in the brain during this stage of sleep resembled the activity that could be found when a person was awake.
First, let’s start by answering a basic question –Why do we dream? What purpose do dreams serve? While many theories have been proposed, no single consensus has emerged. Considering the enormous amount of time we spend in a dreaming state, the fact that researchers do not yet understand the purpose of dreams may seem baffling. Most of the researchers believe that "...a possible (though certainly not proven) function of a dream is weaving new material into the memory system in a way that it reduces emotional arousal and is adaptive in helping us cope with further trauma or stressful events."
Now let’s learn that how one can analyze ones dream. It is believed that the content of dreams is related to wish fulfillment so dreams can only be understood in the larger context of the individual’s unfolding and self-discovery. Taking notes, even a few sentences that encapsulate the dream, literally draws the content of the unconscious out into the realm of the concrete. Keeping a journal by your bed, and writing your dream record every morning can actually help you remember your dreams. Thereafter, following simple steps can help you analyse your dreams:
1.      Identify how you were feeling in the dream. For Example: “Was I scared, angry, remorseful, etc.? Do I still feel those feelings the morning after? How comfortable am I feeling these feelings?”
2.      Identify recurring thoughts in your dreams and daily life. Examples of recurring thoughts: “They are going to kill me.” “I don’t understand.” Or “I’m not going to make it.” Next, ask yourself if you’ve had these thoughts throughout the day. If so, in what situations have you had these thoughts?
3.      Consider all the elements of a dream. You can show up in your dreams in various ways. Many times, “we can find ourselves, our personalities, in many elements of a dream, even if there is a clear distinction between us and another character in the dream.”
4.      Put down the dream dictionaries. There are dream dictionaries available in the market and even online and they mainly feature specific meanings for objects.
5.      Remember you’re the expert. There are no experts other than yourself when it comes to your own psyche so don’t stop trusting your own inner guide to your unconscious.

IMPORTANCE OF STEM CELLS



STEM CELLS
Stem cells are how we all begin: undifferentiated cells that go on to develop into any of the more than 200 types of cell the adult human body holds.
Stem cells are cells that have the potential to develop into many different or specialized cell types. Stem cells can be thought of as primitive, "unspecialized" cells that are able to divide and become specialized cells of the body such as liver cells, muscle cells, blood cells, and other cells with specific functions. Stem cells are referred to as "undifferentiated" cells because they have not yet committed to a developmental path that will form a specific tissue or organ. The process of changing into a specific cell type is known as differentiation. In some areas of the body, stem cells divide regularly to renew and repair the existing tissue.
The best and most readily understood example of a stem cell in humans is that of the fertilized egg, or zygote.
Stem Cell Uses
A potential application of stem cells is making cells and tissues for medical therapies. Today, donated organs and tissues are often used to replace those that are diseased or destroyed. Unfortunately, the number of people needing a transplant far exceeds the number of organs available for transplantation.So far, only a few organs have been made and transplanted, and they are relatively simple, hollow ones — like bladders and a windpipe, which was implanted in June 2011. But scientists around the world are using similar techniques with the goal of building more complex organs .Researchers are making use of advances in knowledge of   basic cells that can be transformed into types that are specific to tissues like liver or lung.
Why are stem cells important?
Stem cells represent an exciting area in medicine because of their potential to regenerate and repair damaged tissue. Some current therapies, such as bone marrow transplantation, already make use of stem cells and their potential for regeneration of damaged tissues. Other therapies are under investigation that involves transplanting stem cells into a damaged body part and directing them to grow and differentiate into healthy tissue.

What are the different types of stem cells?
1.Adult stem cells
2.Fetal stem cells
3.Embryonic stem cells
3.Peripheral blood stem cells
4.Umbilical cord stem cells
Tissue engineers caution that the work they are doing is experimental and costly, and that the creation of complex organs is still a long way off. But they are increasingly optimistic about the possibilities.

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