• Alzheimers Disease Alzheimer Brain Loss
    1,779 words
    Alzheimer's Disease Alzheimer! |s disease is a slow, progressive, and degenerative disease of the brain. This disease is marked by a gradual loss of memory and other cognitive functions. 'Alzheimer's Disease is also known as the most common cause of dementia -- a general term referring to the loss of memory and the ability to think, reason, function, and behave properly' (Medina, 1999). It primarily affects adults in their 60's or older and eventually destroys a person's ability to perform simpl...
  • Genetic Technology Animals Plants Biotechnology
    919 words
    EMBRACING THE CHANGE Imagine... A planting season requiring no dangerous herbicides or toxic pesticides. Thousands of dollars saved, because nutritional supplements are now needless. A beef steer reaching market weight in 75 days. The use of medicines nearly nonexistent. Millions of human lives improved and even saved by a sheep's milk or a pig's brain cells. Something out of a science fiction novel? A scientist's unrealistic fantasy? Maybe something that could happen in 500 years? That may be ...
  • Prions Mad Cow
    1,126 words
    Sometimes a scientific discovery shakes the confidence of scientists, making them question whether they truly understand nature's ground rules. That's exactly what prions have done to scientists' understanding of the ground rules. Prions cause diseases, but they aren't viruses or bacteria or fungi or parasites. They are simply proteins, and proteins were never thought to be infectious on their own. Organisms are infectious, proteins are not. Or, at least, they never used to be. Prions entered t...
  • Stroke Risk Factors
    2,175 words
    Stroke, an injury to the brain from failure in blood flow or bleeding leaves millions of human beings disabled. This is one of the most devastating and costly health problems that society faces. It affects more than 500, 000 Americans each year, although Americans managed to cut the stroke death rate nearly in half during the 1970's and 1980's the 1990's is the Decade of the Brain. The nonfatal strokes, which have been decreasing along with the stroke death rate, now appear to be increasing for ...
  • Stroke Blood Flow
    1,099 words
    Table of Contents Definition 2 General Information 3 Types Ischemic Stroke 4 Hemorrhagic Stroke 5 Stroke Warning Signs. 6 Risk Factors Treatable Risk Factors 7 How a CVA is Diagnosed 8 Medical Treatment Emergency and Rehabilitation. 9 Prevention and Prognosis 10 Effects of Stroke 11 Common Problems and Complications 12 Statistics 13 Cost Of Stroke to the United States 14 Final Data for 2000 14 Key Terms 15 Definition A cerebrovascular accident more commonly known as a stroke or brain attack is t...
  • Alzheimer's Disease Brain Person Begin
    1,466 words
    Alzheimer's disease is described as a progressive brain disorder that gradually destroys a person's memory and clarity to learn, reason, make judgments, communicate, and carry out daily life. (r. 1) Alzheimer's is a disturbing disease affecting millions of elderly people. A person's risk for the disease is fifty-percent when they reach the age of eighty-five. (r. 1) Scientists have been studying the disease for many years now in hope to find answers to a cure for this depressive disease. The di...
  • Ecstasy Effects Of Mdma
    3,008 words
    Methylenedioxymethamhetamine, the compound used in the drug Ecstasy, was developed in Germany in 1914 as an intermediary substance to pave the way to alternative therapeutic medicines. Presently, MDMA is used for a subculture in America and all over the world of "ravers" who spend their weekends taking this unique drug because of its seemingly mind- expanding properties. The truth about this drug is that it fools the body's senses by releasing too much serotonin and possibly permanently damaging...
  • Marijuana The Controversial Drug
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    DESCRIPTION: Marijuana is a green, brown, or gray mixture of dried, shredded flowers and leaves of the hemp plant, Cannabis sativa. Marijuana is often called by street names such as pot, herb, weed, boom, Mary Jane, gangster, reefer, or chronic. There are more than 200 slang terms for marijuana. HISTORY: Cannabis was acknowledged as early as 2, 700 BC in Chinese manuscripts. Marijuana has been used as a medicine throughout the world since the beginning of written history. During this time, comp...
  • History And Effects Of Alzheimer's Disease
    2,263 words
    A terrifying disease indeed, Alzheimer's has to this date caused confusion and much speculation in the medical world. What is Alzheimer's? How does it occur? How can it be detected? Who is most susceptible to contract it? All of these are common questions doctors and medical researchers ponder on; questions that are investigate the fundamental roots of Alzheimer's [as well as other diseases]. With these questions being unanswered, it can be only known that Alzheimer's exists and takes over the l...
  • Alzheimers Disease Alzheimer Brain Patients
    594 words
    Alzheimer? s disease is a progressive degenerative disease of the brain that causes increasing loss of memory and other mental abilities. The disease attacks few people before age sixty, but it occurs in about twenty percent of people who live to age eighty-five. The disease is named after the German psychiatrist and neuro pathologist Alois Alzheimer, who first described its effects on brain cells in 1907. Symptoms of Alzheimer? s disease come in three stages: early, late, and advanced. Early st...
  • Brain Cell Reuters Health
    988 words
    Brain cell research offers hope for Alzheimer's NEW YORK, Feb 28 (Reuters Health) — Taking cells from a region of the brain known as the hippocampus, an international team of researchers have grown functional brain cells in lab cultures. The findings may have profound implications for restoring damaged or degenerative brain cells, which occurs in diseases such as Alzheimer's and Parkinson's. The brain has recently been shown to regenerate some of its cells, but scientists were unable to id...