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Monday, March 14, 2011

Stomach Ulcer

What is a Stomach Ulcer?

A stomach ulcer (also called a peptic ulcer) is a small erosion (hole) in the gastrointestinal tract. The most common type, duodenal, occurs in the first 12 inches of small intestine beyond the stomach. Ulcers that form in the stomach are called gastric ulcers. An ulcer is not contagious or cancerous. Duodenal ulcers are almost always benign, while stomachulcers may become malignant.
Stomach ulcer disease is common, affecting millions of Americans yearly. The size of a stomach ulcer can range between 1/8 of an inch to 3/4 of an inch.

Migrain Headache

Introduction 

Migraine is a condition characterized by sudden bouts of throbbing headache often unilateral (pain localized to one side of the head). Migraine can last from a few hours to days. The pain may be accompanied by other manifestations like nausea, vomiting and visual disturbances. Each year, the number of people worldwide seeking medical treatment for recurrent headache has been on the increase. Tension headaches are very common and occur in adults of all ages and gender throughout the world. Women in their early childbearing years are the most susceptible, particularly just before or during menstrual periods. Cluster headaches are most common in men of about 30-40 years of age. The incidence of migraine is much higher in those engaged in stressful work, involving much mental activity like businessmen and scientists. It is also more common in nervous and highly emotional individuals.

Costochondritis or Heart Problem?

Costochondritis is an inflammation of the junctions where the upper ribs join with the cartilage that holds them to the breastbone or sternum. The condition causes localized chest pain that you can reproduce by pushing on the cartilage in the front of your ribcage. Costochondritis is a relatively harmless condition and usually goes away without treatment. The cause is usually unknown.

Saturday, March 5, 2011

MAKING OF CRYSTALS




PANTOGRAPH or GUILLOCHE
The pieces are dipped in wax, and then the wax is scraped away in a particular pattern. After this is done, the glass is dipped in a mild acid. Where the wax has been scraped away, the acid burns a pattern in the glass.

Wednesday, January 26, 2011

LIFE AT UNIVERSITY

Tips for Adjusting to University Life and Resources at the Counseling Services

For many first-year students, the University may be their first experience living away from home for an extended period of time. It is a definite break from home. The individual's usual sources of support are no longer present to facilitate adjustment to the unfamiliar environment. Here are tips for students which may provide realistic expectations concerning living arrangements and social life on campus. In addition, students may benefit from information concerning resources available to them at the Counseling Services office.

Planning and Preparing for Teaching



Planning is the best antidote for the nerves that many people feel when teaching a subject for the first time or meeting a new group of students. It is also the only way to ensure that your educational objectives are achieved. Planning begins with thinking about how you would like your students to approach their learning in your subject, and what you would like them to understand, know or be able to do by the end of the semester. Whether you are planning a subject for the first time, or reviewing an existing subject it is important to consider the effects of your teaching and assessment on students' learning.

Polar bears have highest levels of toxic pollutants of any creature

Although they live in the Arctic wilderness, the bears were found to have high levels of pollution because of the toxic food chain, scientists say. This is because industrial pollution from Europe, America and Asia is dispersed by air and ocean currents and concentrated over the Arctic. The smaller animals are all affected by the chemicals, but this is magnified as they go up the food chain - ending with the bears, shows research from the Norwegian University of Science and Technology (NTNU).

TROPICAL RAIN FORESTS



The tropical rain forest is a forest of tall trees in a region of year-round warmth. An average of 50 to 260 inches (125 to 660 cm.) of rain falls yearly.

Rain forests belong to the tropical wet climate group. The temperature in a rain forest rarely gets higher than 93 °F (34 °C) or drops below 68 °F (20 °C); average humidity is between 77 and 88%; rainfall is often more than 100 inches a year. There is usually a brief season of less rain. In monsoonal areas, there is a real dry season. Almost all rain forests lie near the equator.

Thursday, January 20, 2011

Healthy Recipe: Pregnancy suitable

Ingredients:


1 medium banana, chopped
1/4 cup (45g/1 1/2oz) pitted prunes
2 tablespoons reduced-fat vanilla yoghurt

Wednesday, January 19, 2011

A Healthy Diet for Life

Having established that your body needs a well balanced diet, with a good supply of carbohydrates, especially high - fiber foods, water vitamins and minerals, and a certain amount of protein, fat and bacteria, you need to know how to put it into practice.

Much media attention is focused on foods that one should not have, yet there has been very little to tell women how they can use food to enhance their life rather than make it more difficult. Forget the labels; every figure is relative and food manufacturers are frequently very selective about what they tell you, making your task of deciding what is right for you an impossible one. Instead build your choices on the following guidelines.

Monday, January 17, 2011

New Way for Producing Hydrogen Directly from Solar Energy

Hydrogen is one of the most important fuels of the future, and the sun will be one of our most important sources of energy. Why not combine the two to produce hydrogen directly from solar energy without any detours involving electrical current? Why not use a process similar to the photosynthesis used by plants to convert sunlight directly into chemical energy?