Water Is Essential For Life

Water is essential for life. Humans have no capacity to store spare water, so we must quickly replace any that is lost.Water is the highway that moves nutrients and wastes between cells and organs. It carries food through digestive system, transports nutrients to cells and tissues, and carries waste out of our body in urine. Watery fluids act as shock absorbers, lubricators, and cleansing agents. For example, amniotic fluid cushions and protects the foetus, synovial fluid allows joints to move smoothly; tears lubricate and cleanse the eyes, and saliva moistens food and makes swallowing possible. Water Excreation We continuously lose water through various routes-exhaled air, perspiration, faeces, and urine. Water loss increases in an airplane. Fever, coughing, rapid breathing, and watery nasal secretions all increase water loss significantly. Water Facts Our body consist of 55-75 water. Water is the main food the body needs. The thirst reflex appears only when our body is dehydrated. We often mistake our thirst mechanism for hunger pangs. Children dehydrate more...

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Fears And Phobias A Brief Overview

Psychiatry identifies three different categories of phobia: Agoraphobia is a fear of open spaces. It is also a fear of having a panic attack in a public place, of losing control in an area from which escape may prove difficult or embarrassing. Social Phobia is an irrational anxiety brought forth by exposure to certain social situations, leading to avoidance behaviour. Specific Phobia is a persistent and irrational fear in response to some specific stimulus, which commonly results in avoidance of withdrawal from that stimulus. It could be triggered by an insect or animal zoophobia , by a situation like being trapped in an enclosed space claustrophobia or it could be a fear of disease pathophobia . Approximately 1 in 23 people suffer from phobias. That s nearly 4.25 of the population. There are roughly 11.5 million sufferers in the US and 2.5 million in the UK. Approximately 19.1 million American adults aged between 18 and 54 13.3 of people in this age group in a given year have an anxiety disorder. 5.2 million Americans aged 18 to 54 or 3.7 of people in this age...

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Green Tea: The Weight Loss Benefit

For 4,000 years, Asians have regarded green tea as something more than just a beverage. Green tea was used as herbal medicine and treatment for everything from headaches to depressions and even to weight loss. Researches have been conducted over the last few years to identify what compound present in green tea makes it a potent health drink. The scientists have found that green tea contains several antioxidants which are responsible for many of green tea s health benefits, including weight loss benefit. A research study by American and Swiss scientists on the weight loss benefit of green tea was concluded and the results of which were published in the American Journal of Clinical Nutrition and Urology. During the course of their study, they have found that green tea contains certain compounds that contribute to its weight loss benefit. Abdul Dulloo said in a press release that there are only two ways to achieve weight loss either reduce energy intake or increase energy expenditure. Green tea, it seems, has compounds that can increase the body s normal metabolism...

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Caffeine Headaches: Causes, Prevention, And Remedies

Caffeine is an interesting compound. We need it first thing in the morning, when we re working late, and when we ve gotten too little sleep the night before. If we don t get enough, we get a headache. Get too much, and get a headache. Sometimes if you have a headache, getting a little caffeine makes it all go away. What is caffeine anyway. Caffeine in its pure form is a white crystalline powder that alone tastes very bitter. It is found naturally in its highest doses in the coffee bean. It s estimated that more than 90 percent of us consume something with caffeine in it every day. You ll often hear people say they aren t into all that caffeine stuff because they don t drink coffee, but if they eat chocolate, or enjoy tea, or even pop a pain reliever now and then, they get some caffeine in their diet. A caffeine headache occurs when one of two things has happened: You regularly drink coffee or another caffeinated drink and suddenly don t. You might develop a headache from not getting enough caffeine. As well, you can develop a headache if you consume too much...

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